Home / 2,861,172,094.95-3,948,453,079.52-1,732,126,871.43

Finding the Fourth Proportional to 2,861,172,094.95, 3,948,453,079.52 and 1,732,126,871.43

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Solution

The fourth proportional to 2,861,172,094.95, 3,948,453,079.52 and 1,732,126,871.43 is: 2,390,356,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,172,094.95 : 3,948,453,079.52 = 1,732,126,871.43 : x
  2. Step 2: Convert to fraction form
    2,861,172,094.95/3,948,453,079.52 = 1,732,126,871.43/x
  3. Step 3: Cross multiply
    2,861,172,094.95x = 3,948,453,079.52 × 1,732,126,871.43
  4. Step 4: Simplify right side
    2,861,172,094.95x = 6,839,221,679,608,466,432
  5. Step 5: Solve for x
    x = 6,839,221,679,608,466,432/2,861,172,094.95
  6. Step 6: Final answer
    x = 2,390,356,627.51

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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.