Home / 18,245,789,717,500-25,181,348,393,355-10,838,251,600,418

Finding the Fourth Proportional to 18,245,789,717,500, 25,181,348,393,355 and 10,838,251,600,418

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Solution

The fourth proportional to 18,245,789,717,500, 25,181,348,393,355 and 10,838,251,600,418 is: 14,958,069,436,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,245,789,717,500 : 25,181,348,393,355 = 10,838,251,600,418 : x
  2. Step 2: Convert to fraction form
    18,245,789,717,500/25,181,348,393,355 = 10,838,251,600,418/x
  3. Step 3: Cross multiply
    18,245,789,717,500x = 25,181,348,393,355 × 10,838,251,600,418
  4. Step 4: Simplify right side
    18,245,789,717,500x = 272,921,789,524,963,046,908,231,680
  5. Step 5: Solve for x
    x = 272,921,789,524,963,046,908,231,680/18,245,789,717,500
  6. Step 6: Final answer
    x = 14,958,069,436,873.80

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1.5x scale

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.