Home / 52,734,984,756.73-72,780,517,820.15-31,325,310,780.05

Finding the Fourth Proportional to 52,734,984,756.73, 72,780,517,820.15 and 31,325,310,780.05

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Solution

The fourth proportional to 52,734,984,756.73, 72,780,517,820.15 and 31,325,310,780.05 is: 43,232,634,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,734,984,756.73 : 72,780,517,820.15 = 31,325,310,780.05 : x
  2. Step 2: Convert to fraction form
    52,734,984,756.73/72,780,517,820.15 = 31,325,310,780.05/x
  3. Step 3: Cross multiply
    52,734,984,756.73x = 72,780,517,820.15 × 31,325,310,780.05
  4. Step 4: Simplify right side
    52,734,984,756.73x = 2,279,872,339,449,165,643,776
  5. Step 5: Solve for x
    x = 2,279,872,339,449,165,643,776/52,734,984,756.73
  6. Step 6: Final answer
    x = 43,232,634,843.20

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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.