Home / 181,451,307.60-272,176,961.40-45,136,691.10

Finding the Fourth Proportional to 181,451,307.60, 272,176,961.40 and 45,136,691.10

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Solution

The fourth proportional to 181,451,307.60, 272,176,961.40 and 45,136,691.10 is: 67,705,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,451,307.60 : 272,176,961.40 = 45,136,691.10 : x
  2. Step 2: Convert to fraction form
    181,451,307.60/272,176,961.40 = 45,136,691.10/x
  3. Step 3: Cross multiply
    181,451,307.60x = 272,176,961.40 × 45,136,691.10
  4. Step 4: Simplify right side
    181,451,307.60x = 12,285,167,431,248,422
  5. Step 5: Solve for x
    x = 12,285,167,431,248,422/181,451,307.60
  6. Step 6: Final answer
    x = 67,705,036.65

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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.