Home / 406,010,104.88-609,146,315.19-187,803,585.77

Finding the Fourth Proportional to 406,010,104.88, 609,146,315.19 and 187,803,585.77

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Solution

The fourth proportional to 406,010,104.88, 609,146,315.19 and 187,803,585.77 is: 281,766,046.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,104.88 : 609,146,315.19 = 187,803,585.77 : x
  2. Step 2: Convert to fraction form
    406,010,104.88/609,146,315.19 = 187,803,585.77/x
  3. Step 3: Cross multiply
    406,010,104.88x = 609,146,315.19 × 187,803,585.77
  4. Step 4: Simplify right side
    406,010,104.88x = 114,399,862,248,218,896
  5. Step 5: Solve for x
    x = 114,399,862,248,218,896/406,010,104.88
  6. Step 6: Final answer
    x = 281,766,046.89

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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.