Home / 67,829,048.40-101,743,572.60-42,001,015.80

Finding the Fourth Proportional to 67,829,048.40, 101,743,572.60 and 42,001,015.80

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Solution

The fourth proportional to 67,829,048.40, 101,743,572.60 and 42,001,015.80 is: 63,001,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829,048.40 : 101,743,572.60 = 42,001,015.80 : x
  2. Step 2: Convert to fraction form
    67,829,048.40/101,743,572.60 = 42,001,015.80/x
  3. Step 3: Cross multiply
    67,829,048.40x = 101,743,572.60 × 42,001,015.80
  4. Step 4: Simplify right side
    67,829,048.40x = 4,273,333,400,321,046.50
  5. Step 5: Solve for x
    x = 4,273,333,400,321,046.50/67,829,048.40
  6. Step 6: Final answer
    x = 63,001,523.70

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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.