Home / 97,005,751.20-145,508,626.80-58,647,520.80

Finding the Fourth Proportional to 97,005,751.20, 145,508,626.80 and 58,647,520.80

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Solution

The fourth proportional to 97,005,751.20, 145,508,626.80 and 58,647,520.80 is: 87,971,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,005,751.20 : 145,508,626.80 = 58,647,520.80 : x
  2. Step 2: Convert to fraction form
    97,005,751.20/145,508,626.80 = 58,647,520.80/x
  3. Step 3: Cross multiply
    97,005,751.20x = 145,508,626.80 × 58,647,520.80
  4. Step 4: Simplify right side
    97,005,751.20x = 8,533,720,216,832,438
  5. Step 5: Solve for x
    x = 8,533,720,216,832,438/97,005,751.20
  6. Step 6: Final answer
    x = 87,971,281.20

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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.