Home / 308,551,477.02-425,780,073.90-169,331,207.46

Finding the Fourth Proportional to 308,551,477.02, 425,780,073.90 and 169,331,207.46

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Solution

The fourth proportional to 308,551,477.02, 425,780,073.90 and 169,331,207.46 is: 233,665,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,551,477.02 : 425,780,073.90 = 169,331,207.46 : x
  2. Step 2: Convert to fraction form
    308,551,477.02/425,780,073.90 = 169,331,207.46/x
  3. Step 3: Cross multiply
    308,551,477.02x = 425,780,073.90 × 169,331,207.46
  4. Step 4: Simplify right side
    308,551,477.02x = 72,097,854,025,895,024
  5. Step 5: Solve for x
    x = 72,097,854,025,895,024/308,551,477.02
  6. Step 6: Final answer
    x = 233,665,561.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.