Home / 168,680,147.10-253,020,220.65-100,599,711.90

Finding the Fourth Proportional to 168,680,147.10, 253,020,220.65 and 100,599,711.90

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Solution

The fourth proportional to 168,680,147.10, 253,020,220.65 and 100,599,711.90 is: 150,899,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,680,147.10 : 253,020,220.65 = 100,599,711.90 : x
  2. Step 2: Convert to fraction form
    168,680,147.10/253,020,220.65 = 100,599,711.90/x
  3. Step 3: Cross multiply
    168,680,147.10x = 253,020,220.65 × 100,599,711.90
  4. Step 4: Simplify right side
    168,680,147.10x = 25,453,761,302,264,432
  5. Step 5: Solve for x
    x = 25,453,761,302,264,432/168,680,147.10
  6. Step 6: Final answer
    x = 150,899,567.85

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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.