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Finding the Fourth Proportional to 474,703,233.60, 712,180,821.60 and 167,963,361.60

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Solution

The fourth proportional to 474,703,233.60, 712,180,821.60 and 167,963,361.60 is: 251,989,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,703,233.60 : 712,180,821.60 = 167,963,361.60 : x
  2. Step 2: Convert to fraction form
    474,703,233.60/712,180,821.60 = 167,963,361.60/x
  3. Step 3: Cross multiply
    474,703,233.60x = 712,180,821.60 × 167,963,361.60
  4. Step 4: Simplify right side
    474,703,233.60x = 119,620,284,862,985,888
  5. Step 5: Solve for x
    x = 119,620,284,862,985,888/474,703,233.60
  6. Step 6: Final answer
    x = 251,989,614.56

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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.