Home / 242,627,712.70-363,941,569.05-199,545,562.30

Finding the Fourth Proportional to 242,627,712.70, 363,941,569.05 and 199,545,562.30

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Solution

The fourth proportional to 242,627,712.70, 363,941,569.05 and 199,545,562.30 is: 299,318,343.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,627,712.70 : 363,941,569.05 = 199,545,562.30 : x
  2. Step 2: Convert to fraction form
    242,627,712.70/363,941,569.05 = 199,545,562.30/x
  3. Step 3: Cross multiply
    242,627,712.70x = 363,941,569.05 × 199,545,562.30
  4. Step 4: Simplify right side
    242,627,712.70x = 72,622,925,040,426,528
  5. Step 5: Solve for x
    x = 72,622,925,040,426,528/242,627,712.70
  6. Step 6: Final answer
    x = 299,318,343.45

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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.