Home / 463,405,666.80-694,903,213.80-156,614,473.20

Finding the Fourth Proportional to 463,405,666.80, 694,903,213.80 and 156,614,473.20

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Solution

The fourth proportional to 463,405,666.80, 694,903,213.80 and 156,614,473.20 is: 234,852,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,405,666.80 : 694,903,213.80 = 156,614,473.20 : x
  2. Step 2: Convert to fraction form
    463,405,666.80/694,903,213.80 = 156,614,473.20/x
  3. Step 3: Cross multiply
    463,405,666.80x = 694,903,213.80 × 156,614,473.20
  4. Step 4: Simplify right side
    463,405,666.80x = 108,831,900,754,273,952
  5. Step 5: Solve for x
    x = 108,831,900,754,273,952/463,405,666.80
  6. Step 6: Final answer
    x = 234,852,330.37

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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.