Home / 161,703,101.40-242,554,652.10-123,439,349.40

Finding the Fourth Proportional to 161,703,101.40, 242,554,652.10 and 123,439,349.40

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Solution

The fourth proportional to 161,703,101.40, 242,554,652.10 and 123,439,349.40 is: 185,159,024.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,703,101.40 : 242,554,652.10 = 123,439,349.40 : x
  2. Step 2: Convert to fraction form
    161,703,101.40/242,554,652.10 = 123,439,349.40/x
  3. Step 3: Cross multiply
    161,703,101.40x = 242,554,652.10 × 123,439,349.40
  4. Step 4: Simplify right side
    161,703,101.40x = 29,940,788,449,167,344
  5. Step 5: Solve for x
    x = 29,940,788,449,167,344/161,703,101.40
  6. Step 6: Final answer
    x = 185,159,024.10

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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.