Home / 1,900,450,127.70-2,850,675,191.55-1,900,450,127.70

Finding the Fourth Proportional to 1,900,450,127.70, 2,850,675,191.55 and 1,900,450,127.70

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Solution

The fourth proportional to 1,900,450,127.70, 2,850,675,191.55 and 1,900,450,127.70 is: 2,850,675,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,450,127.70 : 2,850,675,191.55 = 1,900,450,127.70 : x
  2. Step 2: Convert to fraction form
    1,900,450,127.70/2,850,675,191.55 = 1,900,450,127.70/x
  3. Step 3: Cross multiply
    1,900,450,127.70x = 2,850,675,191.55 × 1,900,450,127.70
  4. Step 4: Simplify right side
    1,900,450,127.70x = 5,417,566,031,812,419,584
  5. Step 5: Solve for x
    x = 5,417,566,031,812,419,584/1,900,450,127.70
  6. Step 6: Final answer
    x = 2,850,675,191.55

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Half scale
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Double scale
Find fourth proportional to 1,900,450,128.70, 2,850,675,193.05 and 1,900,450,128.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.