Home / 70,533,296.20-97,339,182.56-39,171,489.36

Finding the Fourth Proportional to 70,533,296.20, 97,339,182.56 and 39,171,489.36

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Solution

The fourth proportional to 70,533,296.20, 97,339,182.56 and 39,171,489.36 is: 54,058,451.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,533,296.20 : 97,339,182.56 = 39,171,489.36 : x
  2. Step 2: Convert to fraction form
    70,533,296.20/97,339,182.56 = 39,171,489.36/x
  3. Step 3: Cross multiply
    70,533,296.20x = 97,339,182.56 × 39,171,489.36
  4. Step 4: Simplify right side
    70,533,296.20x = 3,812,920,753,960,137.50
  5. Step 5: Solve for x
    x = 3,812,920,753,960,137.50/70,533,296.20
  6. Step 6: Final answer
    x = 54,058,451.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.