Home / 488,368,492.20-732,552,738.30-181,597,127.40

Finding the Fourth Proportional to 488,368,492.20, 732,552,738.30 and 181,597,127.40

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Solution

The fourth proportional to 488,368,492.20, 732,552,738.30 and 181,597,127.40 is: 272,395,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,368,492.20 : 732,552,738.30 = 181,597,127.40 : x
  2. Step 2: Convert to fraction form
    488,368,492.20/732,552,738.30 = 181,597,127.40/x
  3. Step 3: Cross multiply
    488,368,492.20x = 732,552,738.30 × 181,597,127.40
  4. Step 4: Simplify right side
    488,368,492.20x = 133,029,472,944,283,952
  5. Step 5: Solve for x
    x = 133,029,472,944,283,952/488,368,492.20
  6. Step 6: Final answer
    x = 272,395,691.10

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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.