Home / 67,263,431.40-100,895,147.10-51,001,336.80

Finding the Fourth Proportional to 67,263,431.40, 100,895,147.10 and 51,001,336.80

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Solution

The fourth proportional to 67,263,431.40, 100,895,147.10 and 51,001,336.80 is: 76,502,005.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,263,431.40 : 100,895,147.10 = 51,001,336.80 : x
  2. Step 2: Convert to fraction form
    67,263,431.40/100,895,147.10 = 51,001,336.80/x
  3. Step 3: Cross multiply
    67,263,431.40x = 100,895,147.10 × 51,001,336.80
  4. Step 4: Simplify right side
    67,263,431.40x = 5,145,787,378,732,643
  5. Step 5: Solve for x
    x = 5,145,787,378,732,643/67,263,431.40
  6. Step 6: Final answer
    x = 76,502,005.20

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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.