Home / 102,306,849.16-141,181,783.48-55,896,104.20

Finding the Fourth Proportional to 102,306,849.16, 141,181,783.48 and 55,896,104.20

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Solution

The fourth proportional to 102,306,849.16, 141,181,783.48 and 55,896,104.20 is: 77,135,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,306,849.16 : 141,181,783.48 = 55,896,104.20 : x
  2. Step 2: Convert to fraction form
    102,306,849.16/141,181,783.48 = 55,896,104.20/x
  3. Step 3: Cross multiply
    102,306,849.16x = 141,181,783.48 × 55,896,104.20
  4. Step 4: Simplify right side
    102,306,849.16x = 7,891,511,680,539,918
  5. Step 5: Solve for x
    x = 7,891,511,680,539,918/102,306,849.16
  6. Step 6: Final answer
    x = 77,135,712.27

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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.