Home / 99,589,502.76-137,434,112.82-55,539,282.48

Finding the Fourth Proportional to 99,589,502.76, 137,434,112.82 and 55,539,282.48

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Solution

The fourth proportional to 99,589,502.76, 137,434,112.82 and 55,539,282.48 is: 76,644,543.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,589,502.76 : 137,434,112.82 = 55,539,282.48 : x
  2. Step 2: Convert to fraction form
    99,589,502.76/137,434,112.82 = 55,539,282.48/x
  3. Step 3: Cross multiply
    99,589,502.76x = 137,434,112.82 × 55,539,282.48
  4. Step 4: Simplify right side
    99,589,502.76x = 7,632,992,014,298,169
  5. Step 5: Solve for x
    x = 7,632,992,014,298,169/99,589,502.76
  6. Step 6: Final answer
    x = 76,644,543.88

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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.