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Finding the Fourth Proportional to 624,748,998.60, 937,123,497.90 and 463,505,862.60

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Solution

The fourth proportional to 624,748,998.60, 937,123,497.90 and 463,505,862.60 is: 695,258,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,748,998.60 : 937,123,497.90 = 463,505,862.60 : x
  2. Step 2: Convert to fraction form
    624,748,998.60/937,123,497.90 = 463,505,862.60/x
  3. Step 3: Cross multiply
    624,748,998.60x = 937,123,497.90 × 463,505,862.60
  4. Step 4: Simplify right side
    624,748,998.60x = 434,362,235,256,868,800
  5. Step 5: Solve for x
    x = 434,362,235,256,868,800/624,748,998.60
  6. Step 6: Final answer
    x = 695,258,793.90

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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.