Home / 107,803,553.10-161,712,328.05-56,785,217.10

Finding the Fourth Proportional to 107,803,553.10, 161,712,328.05 and 56,785,217.10

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Solution

The fourth proportional to 107,803,553.10, 161,712,328.05 and 56,785,217.10 is: 85,181,512.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,803,553.10 : 161,712,328.05 = 56,785,217.10 : x
  2. Step 2: Convert to fraction form
    107,803,553.10/161,712,328.05 = 56,785,217.10/x
  3. Step 3: Cross multiply
    107,803,553.10x = 161,712,328.05 × 56,785,217.10
  4. Step 4: Simplify right side
    107,803,553.10x = 9,182,869,656,065,670
  5. Step 5: Solve for x
    x = 9,182,869,656,065,670/107,803,553.10
  6. Step 6: Final answer
    x = 85,181,512.04

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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.