Home / 88,432,853.70-132,649,280.55-53,853,759.30

Finding the Fourth Proportional to 88,432,853.70, 132,649,280.55 and 53,853,759.30

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Solution

The fourth proportional to 88,432,853.70, 132,649,280.55 and 53,853,759.30 is: 80,780,638.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432,853.70 : 132,649,280.55 = 53,853,759.30 : x
  2. Step 2: Convert to fraction form
    88,432,853.70/132,649,280.55 = 53,853,759.30/x
  3. Step 3: Cross multiply
    88,432,853.70x = 132,649,280.55 × 53,853,759.30
  4. Step 4: Simplify right side
    88,432,853.70x = 7,143,662,426,057,871
  5. Step 5: Solve for x
    x = 7,143,662,426,057,871/88,432,853.70
  6. Step 6: Final answer
    x = 80,780,638.95

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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.