Home / 109,041,010.20-163,561,515.30-39,953,680.20

Finding the Fourth Proportional to 109,041,010.20, 163,561,515.30 and 39,953,680.20

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Solution

The fourth proportional to 109,041,010.20, 163,561,515.30 and 39,953,680.20 is: 59,930,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,041,010.20 : 163,561,515.30 = 39,953,680.20 : x
  2. Step 2: Convert to fraction form
    109,041,010.20/163,561,515.30 = 39,953,680.20/x
  3. Step 3: Cross multiply
    109,041,010.20x = 163,561,515.30 × 39,953,680.20
  4. Step 4: Simplify right side
    109,041,010.20x = 6,534,884,475,323,608
  5. Step 5: Solve for x
    x = 6,534,884,475,323,608/109,041,010.20
  6. Step 6: Final answer
    x = 59,930,520.30

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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.