Home / 153,347,452.20-229,988,000.70-67,085,692.20

Finding the Fourth Proportional to 153,347,452.20, 229,988,000.70 and 67,085,692.20

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Solution

The fourth proportional to 153,347,452.20, 229,988,000.70 and 67,085,692.20 is: 100,614,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,347,452.20 : 229,988,000.70 = 67,085,692.20 : x
  2. Step 2: Convert to fraction form
    153,347,452.20/229,988,000.70 = 67,085,692.20/x
  3. Step 3: Cross multiply
    153,347,452.20x = 229,988,000.70 × 67,085,692.20
  4. Step 4: Simplify right side
    153,347,452.20x = 15,428,904,224,653,584
  5. Step 5: Solve for x
    x = 15,428,904,224,653,584/153,347,452.20
  6. Step 6: Final answer
    x = 100,614,023.93

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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.