Home / 140,861,880.80-211,292,821.20-97,023,903.20

Finding the Fourth Proportional to 140,861,880.80, 211,292,821.20 and 97,023,903.20

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Solution

The fourth proportional to 140,861,880.80, 211,292,821.20 and 97,023,903.20 is: 145,535,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,861,880.80 : 211,292,821.20 = 97,023,903.20 : x
  2. Step 2: Convert to fraction form
    140,861,880.80/211,292,821.20 = 97,023,903.20/x
  3. Step 3: Cross multiply
    140,861,880.80x = 211,292,821.20 × 97,023,903.20
  4. Step 4: Simplify right side
    140,861,880.80x = 20,500,454,230,963,708
  5. Step 5: Solve for x
    x = 20,500,454,230,963,708/140,861,880.80
  6. Step 6: Final answer
    x = 145,535,854.80

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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.