Home / 1,275,497,103.90-1,913,245,655.85-967,119,606.30

Finding the Fourth Proportional to 1,275,497,103.90, 1,913,245,655.85 and 967,119,606.30

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Solution

The fourth proportional to 1,275,497,103.90, 1,913,245,655.85 and 967,119,606.30 is: 1,450,679,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,497,103.90 : 1,913,245,655.85 = 967,119,606.30 : x
  2. Step 2: Convert to fraction form
    1,275,497,103.90/1,913,245,655.85 = 967,119,606.30/x
  3. Step 3: Cross multiply
    1,275,497,103.90x = 1,913,245,655.85 × 967,119,606.30
  4. Step 4: Simplify right side
    1,275,497,103.90x = 1,850,337,385,440,837,120
  5. Step 5: Solve for x
    x = 1,850,337,385,440,837,120/1,275,497,103.90
  6. Step 6: Final answer
    x = 1,450,679,409.45

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Double scale
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Similar ratio
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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.