Home / 179,287,432.07-247,414,141.27-99,905,839.32

Finding the Fourth Proportional to 179,287,432.07, 247,414,141.27 and 99,905,839.32

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Solution

The fourth proportional to 179,287,432.07, 247,414,141.27 and 99,905,839.32 is: 137,868,656.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,287,432.07 : 247,414,141.27 = 99,905,839.32 : x
  2. Step 2: Convert to fraction form
    179,287,432.07/247,414,141.27 = 99,905,839.32/x
  3. Step 3: Cross multiply
    179,287,432.07x = 247,414,141.27 × 99,905,839.32
  4. Step 4: Simplify right side
    179,287,432.07x = 24,718,117,442,716,868
  5. Step 5: Solve for x
    x = 24,718,117,442,716,868/179,287,432.07
  6. Step 6: Final answer
    x = 137,868,656.82

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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.