Home / 13,531,488,200.80-20,297,232,301.20-12,613,158,152.80

Finding the Fourth Proportional to 13,531,488,200.80, 20,297,232,301.20 and 12,613,158,152.80

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Solution

The fourth proportional to 13,531,488,200.80, 20,297,232,301.20 and 12,613,158,152.80 is: 18,919,737,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,531,488,200.80 : 20,297,232,301.20 = 12,613,158,152.80 : x
  2. Step 2: Convert to fraction form
    13,531,488,200.80/20,297,232,301.20 = 12,613,158,152.80/x
  3. Step 3: Cross multiply
    13,531,488,200.80x = 20,297,232,301.20 × 12,613,158,152.80
  4. Step 4: Simplify right side
    13,531,488,200.80x = 256,012,201,079,156,277,248
  5. Step 5: Solve for x
    x = 256,012,201,079,156,277,248/13,531,488,200.80
  6. Step 6: Final answer
    x = 18,919,737,229.20

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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.