Home / 251,876,115,872.10-377,814,891,053.43-72,816,679,373.22

Finding the Fourth Proportional to 251,876,115,872.10, 377,814,891,053.43 and 72,816,679,373.22

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Solution

The fourth proportional to 251,876,115,872.10, 377,814,891,053.43 and 72,816,679,373.22 is: 109,225,226,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,876,115,872.10 : 377,814,891,053.43 = 72,816,679,373.22 : x
  2. Step 2: Convert to fraction form
    251,876,115,872.10/377,814,891,053.43 = 72,816,679,373.22/x
  3. Step 3: Cross multiply
    251,876,115,872.10x = 377,814,891,053.43 × 72,816,679,373.22
  4. Step 4: Simplify right side
    251,876,115,872.10x = 27,511,225,784,265,659,645,952
  5. Step 5: Solve for x
    x = 27,511,225,784,265,659,645,952/251,876,115,872.10
  6. Step 6: Final answer
    x = 109,225,226,413.43

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1.5x scale

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.