Home / 13,443,894,136.40-20,165,841,204.60-8,213,717,534.90

Finding the Fourth Proportional to 13,443,894,136.40, 20,165,841,204.60 and 8,213,717,534.90

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Solution

The fourth proportional to 13,443,894,136.40, 20,165,841,204.60 and 8,213,717,534.90 is: 12,320,576,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,894,136.40 : 20,165,841,204.60 = 8,213,717,534.90 : x
  2. Step 2: Convert to fraction form
    13,443,894,136.40/20,165,841,204.60 = 8,213,717,534.90/x
  3. Step 3: Cross multiply
    13,443,894,136.40x = 20,165,841,204.60 × 8,213,717,534.90
  4. Step 4: Simplify right side
    13,443,894,136.40x = 165,636,523,508,231,929,856
  5. Step 5: Solve for x
    x = 165,636,523,508,231,929,856/13,443,894,136.40
  6. Step 6: Final answer
    x = 12,320,576,302.35

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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.