Home / 488,351,105.20-732,526,657.80-181,579,740.40

Finding the Fourth Proportional to 488,351,105.20, 732,526,657.80 and 181,579,740.40

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Solution

The fourth proportional to 488,351,105.20, 732,526,657.80 and 181,579,740.40 is: 272,369,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,351,105.20 : 732,526,657.80 = 181,579,740.40 : x
  2. Step 2: Convert to fraction form
    488,351,105.20/732,526,657.80 = 181,579,740.40/x
  3. Step 3: Cross multiply
    488,351,105.20x = 732,526,657.80 × 181,579,740.40
  4. Step 4: Simplify right side
    488,351,105.20x = 133,012,000,359,403,632
  5. Step 5: Solve for x
    x = 133,012,000,359,403,632/488,351,105.20
  6. Step 6: Final answer
    x = 272,369,610.60

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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.