Home / 129,214,001.25-193,821,002.01-38,337,590.25

Finding the Fourth Proportional to 129,214,001.25, 193,821,002.01 and 38,337,590.25

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Solution

The fourth proportional to 129,214,001.25, 193,821,002.01 and 38,337,590.25 is: 57,506,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,214,001.25 : 193,821,002.01 = 38,337,590.25 : x
  2. Step 2: Convert to fraction form
    129,214,001.25/193,821,002.01 = 38,337,590.25/x
  3. Step 3: Cross multiply
    129,214,001.25x = 193,821,002.01 × 38,337,590.25
  4. Step 4: Simplify right side
    129,214,001.25x = 7,430,630,156,903,806
  5. Step 5: Solve for x
    x = 7,430,630,156,903,806/129,214,001.25
  6. Step 6: Final answer
    x = 57,506,385.42

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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.