Home / 330,238,127,148.90-495,428,489,740.02-100,523,425,195.58

Finding the Fourth Proportional to 330,238,127,148.90, 495,428,489,740.02 and 100,523,425,195.58

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Solution

The fourth proportional to 330,238,127,148.90, 495,428,489,740.02 and 100,523,425,195.58 is: 150,806,840,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,238,127,148.90 : 495,428,489,740.02 = 100,523,425,195.58 : x
  2. Step 2: Convert to fraction form
    330,238,127,148.90/495,428,489,740.02 = 100,523,425,195.58/x
  3. Step 3: Cross multiply
    330,238,127,148.90x = 495,428,489,740.02 × 100,523,425,195.58
  4. Step 4: Simplify right side
    330,238,127,148.90x = 49,802,168,728,140,080,218,112
  5. Step 5: Solve for x
    x = 49,802,168,728,140,080,218,112/330,238,127,148.90
  6. Step 6: Final answer
    x = 150,806,840,985.04

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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.