Home / 16,820,515,371.70-25,230,773,057.55-7,004,587,525.30

Finding the Fourth Proportional to 16,820,515,371.70, 25,230,773,057.55 and 7,004,587,525.30

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Solution

The fourth proportional to 16,820,515,371.70, 25,230,773,057.55 and 7,004,587,525.30 is: 10,506,881,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,515,371.70 : 25,230,773,057.55 = 7,004,587,525.30 : x
  2. Step 2: Convert to fraction form
    16,820,515,371.70/25,230,773,057.55 = 7,004,587,525.30/x
  3. Step 3: Cross multiply
    16,820,515,371.70x = 25,230,773,057.55 × 7,004,587,525.30
  4. Step 4: Simplify right side
    16,820,515,371.70x = 176,731,158,212,590,075,904
  5. Step 5: Solve for x
    x = 176,731,158,212,590,075,904/16,820,515,371.70
  6. Step 6: Final answer
    x = 10,506,881,287.95

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Double scale
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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.