Home / 220,010,638.80-329,798,230.20-97,255,592.40

Finding the Fourth Proportional to 220,010,638.80, 329,798,230.20 and 97,255,592.40

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Solution

The fourth proportional to 220,010,638.80, 329,798,230.20 and 97,255,592.40 is: 145,787,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,010,638.80 : 329,798,230.20 = 97,255,592.40 : x
  2. Step 2: Convert to fraction form
    220,010,638.80/329,798,230.20 = 97,255,592.40/x
  3. Step 3: Cross multiply
    220,010,638.80x = 329,798,230.20 × 97,255,592.40
  4. Step 4: Simplify right side
    220,010,638.80x = 32,074,722,250,572,572
  5. Step 5: Solve for x
    x = 32,074,722,250,572,572/220,010,638.80
  6. Step 6: Final answer
    x = 145,787,142.05

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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.