Home / 112,856,326,047.86-155,741,755,367.42-62,107,268,711.42

Finding the Fourth Proportional to 112,856,326,047.86, 155,741,755,367.42 and 62,107,268,711.42

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Solution

The fourth proportional to 112,856,326,047.86, 155,741,755,367.42 and 62,107,268,711.42 is: 85,708,044,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,856,326,047.86 : 155,741,755,367.42 = 62,107,268,711.42 : x
  2. Step 2: Convert to fraction form
    112,856,326,047.86/155,741,755,367.42 = 62,107,268,711.42/x
  3. Step 3: Cross multiply
    112,856,326,047.86x = 155,741,755,367.42 × 62,107,268,711.42
  4. Step 4: Simplify right side
    112,856,326,047.86x = 9,672,695,050,193,059,446,784
  5. Step 5: Solve for x
    x = 9,672,695,050,193,059,446,784/112,856,326,047.86
  6. Step 6: Final answer
    x = 85,708,044,811.69

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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.