Home / 13,901,256,001.60-20,851,884,002.40-12,758,445,275.20

Finding the Fourth Proportional to 13,901,256,001.60, 20,851,884,002.40 and 12,758,445,275.20

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Solution

The fourth proportional to 13,901,256,001.60, 20,851,884,002.40 and 12,758,445,275.20 is: 19,137,667,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,901,256,001.60 : 20,851,884,002.40 = 12,758,445,275.20 : x
  2. Step 2: Convert to fraction form
    13,901,256,001.60/20,851,884,002.40 = 12,758,445,275.20/x
  3. Step 3: Cross multiply
    13,901,256,001.60x = 20,851,884,002.40 × 12,758,445,275.20
  4. Step 4: Simplify right side
    13,901,256,001.60x = 266,037,620,929,438,777,344
  5. Step 5: Solve for x
    x = 266,037,620,929,438,777,344/13,901,256,001.60
  6. Step 6: Final answer
    x = 19,137,667,912.80

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1.5x scale

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.