Home / 836,156,753.16-1,254,154,084.20-253,896,116.64

Finding the Fourth Proportional to 836,156,753.16, 1,254,154,084.20 and 253,896,116.64

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Solution

The fourth proportional to 836,156,753.16, 1,254,154,084.20 and 253,896,116.64 is: 380,819,565.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,156,753.16 : 1,254,154,084.20 = 253,896,116.64 : x
  2. Step 2: Convert to fraction form
    836,156,753.16/1,254,154,084.20 = 253,896,116.64/x
  3. Step 3: Cross multiply
    836,156,753.16x = 1,254,154,084.20 × 253,896,116.64
  4. Step 4: Simplify right side
    836,156,753.16x = 318,424,851,646,575,552
  5. Step 5: Solve for x
    x = 318,424,851,646,575,552/836,156,753.16
  6. Step 6: Final answer
    x = 380,819,565.76

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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.