Home / 88,358,793,086.29-121,935,506,847.14-49,778,175,885.43

Finding the Fourth Proportional to 88,358,793,086.29, 121,935,506,847.14 and 49,778,175,885.43

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Solution

The fourth proportional to 88,358,793,086.29, 121,935,506,847.14 and 49,778,175,885.43 is: 68,694,092,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358,793,086.29 : 121,935,506,847.14 = 49,778,175,885.43 : x
  2. Step 2: Convert to fraction form
    88,358,793,086.29/121,935,506,847.14 = 49,778,175,885.43/x
  3. Step 3: Cross multiply
    88,358,793,086.29x = 121,935,506,847.14 × 49,778,175,885.43
  4. Step 4: Simplify right side
    88,358,793,086.29x = 6,069,727,106,515,989,430,272
  5. Step 5: Solve for x
    x = 6,069,727,106,515,989,430,272/88,358,793,086.29
  6. Step 6: Final answer
    x = 68,694,092,511.97

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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.