Home / 454,218,200.10-681,327,300.15-247,593,939.30

Finding the Fourth Proportional to 454,218,200.10, 681,327,300.15 and 247,593,939.30

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Solution

The fourth proportional to 454,218,200.10, 681,327,300.15 and 247,593,939.30 is: 371,390,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,218,200.10 : 681,327,300.15 = 247,593,939.30 : x
  2. Step 2: Convert to fraction form
    454,218,200.10/681,327,300.15 = 247,593,939.30/x
  3. Step 3: Cross multiply
    454,218,200.10x = 681,327,300.15 × 247,593,939.30
  4. Step 4: Simplify right side
    454,218,200.10x = 168,692,510,196,771,968
  5. Step 5: Solve for x
    x = 168,692,510,196,771,968/454,218,200.10
  6. Step 6: Final answer
    x = 371,390,908.95

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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.