Home / 71,327,869,422.95-98,432,523,124.03-39,213,777,957.95

Finding the Fourth Proportional to 71,327,869,422.95, 98,432,523,124.03 and 39,213,777,957.95

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Solution

The fourth proportional to 71,327,869,422.95, 98,432,523,124.03 and 39,213,777,957.95 is: 54,115,048,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,327,869,422.95 : 98,432,523,124.03 = 39,213,777,957.95 : x
  2. Step 2: Convert to fraction form
    71,327,869,422.95/98,432,523,124.03 = 39,213,777,957.95/x
  3. Step 3: Cross multiply
    71,327,869,422.95x = 98,432,523,124.03 × 39,213,777,957.95
  4. Step 4: Simplify right side
    71,327,869,422.95x = 3,859,911,105,626,688,192,512
  5. Step 5: Solve for x
    x = 3,859,911,105,626,688,192,512/71,327,869,422.95
  6. Step 6: Final answer
    x = 54,115,048,393.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.