Home / 409,773,077.28-614,660,665.68-167,435,981.28

Finding the Fourth Proportional to 409,773,077.28, 614,660,665.68 and 167,435,981.28

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Solution

The fourth proportional to 409,773,077.28, 614,660,665.68 and 167,435,981.28 is: 251,154,400.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,773,077.28 : 614,660,665.68 = 167,435,981.28 : x
  2. Step 2: Convert to fraction form
    409,773,077.28/614,660,665.68 = 167,435,981.28/x
  3. Step 3: Cross multiply
    409,773,077.28x = 614,660,665.68 × 167,435,981.28
  4. Step 4: Simplify right side
    409,773,077.28x = 102,916,311,712,348,816
  5. Step 5: Solve for x
    x = 102,916,311,712,348,816/409,773,077.28
  6. Step 6: Final answer
    x = 251,154,400.86

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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.