Home / 406,010,104.31-609,146,314.35-187,803,585.20

Finding the Fourth Proportional to 406,010,104.31, 609,146,314.35 and 187,803,585.20

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Solution

The fourth proportional to 406,010,104.31, 609,146,314.35 and 187,803,585.20 is: 281,766,046.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,104.31 : 609,146,314.35 = 187,803,585.20 : x
  2. Step 2: Convert to fraction form
    406,010,104.31/609,146,314.35 = 187,803,585.20/x
  3. Step 3: Cross multiply
    406,010,104.31x = 609,146,314.35 × 187,803,585.20
  4. Step 4: Simplify right side
    406,010,104.31x = 114,399,861,747,114,816
  5. Step 5: Solve for x
    x = 114,399,861,747,114,816/406,010,104.31
  6. Step 6: Final answer
    x = 281,766,046.05

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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.