Home / 178,672,681.16-246,575,712.83-99,287,446.13

Finding the Fourth Proportional to 178,672,681.16, 246,575,712.83 and 99,287,446.13

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Solution

The fourth proportional to 178,672,681.16, 246,575,712.83 and 99,287,446.13 is: 137,020,794.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,672,681.16 : 246,575,712.83 = 99,287,446.13 : x
  2. Step 2: Convert to fraction form
    178,672,681.16/246,575,712.83 = 99,287,446.13/x
  3. Step 3: Cross multiply
    178,672,681.16x = 246,575,712.83 × 99,287,446.13
  4. Step 4: Simplify right side
    178,672,681.16x = 24,481,872,802,845,656
  5. Step 5: Solve for x
    x = 24,481,872,802,845,656/178,672,681.16
  6. Step 6: Final answer
    x = 137,020,794.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.