Home / 2,545,167,632.78-3,512,276,254.11-1,473,516,149.15

Finding the Fourth Proportional to 2,545,167,632.78, 3,512,276,254.11 and 1,473,516,149.15

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Solution

The fourth proportional to 2,545,167,632.78, 3,512,276,254.11 and 1,473,516,149.15 is: 2,033,420,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,167,632.78 : 3,512,276,254.11 = 1,473,516,149.15 : x
  2. Step 2: Convert to fraction form
    2,545,167,632.78/3,512,276,254.11 = 1,473,516,149.15/x
  3. Step 3: Cross multiply
    2,545,167,632.78x = 3,512,276,254.11 × 1,473,516,149.15
  4. Step 4: Simplify right side
    2,545,167,632.78x = 5,175,395,780,697,739,264
  5. Step 5: Solve for x
    x = 5,175,395,780,697,739,264/2,545,167,632.78
  6. Step 6: Final answer
    x = 2,033,420,397.95

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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.