Home / 52,477,519,720.83-72,468,992,820.45-49,618,577,911.20

Finding the Fourth Proportional to 52,477,519,720.83, 72,468,992,820.45 and 49,618,577,911.20

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Solution

The fourth proportional to 52,477,519,720.83, 72,468,992,820.45 and 49,618,577,911.20 is: 68,520,928,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477,519,720.83 : 72,468,992,820.45 = 49,618,577,911.20 : x
  2. Step 2: Convert to fraction form
    52,477,519,720.83/72,468,992,820.45 = 49,618,577,911.20/x
  3. Step 3: Cross multiply
    52,477,519,720.83x = 72,468,992,820.45 × 49,618,577,911.20
  4. Step 4: Simplify right side
    52,477,519,720.83x = 3,595,808,366,407,691,272,192
  5. Step 5: Solve for x
    x = 3,595,808,366,407,691,272,192/52,477,519,720.83
  6. Step 6: Final answer
    x = 68,520,928,304.86

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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.