Home / 88,358,793,026.57-121,935,506,764.76-49,778,175,825.71

Finding the Fourth Proportional to 88,358,793,026.57, 121,935,506,764.76 and 49,778,175,825.71

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Solution

The fourth proportional to 88,358,793,026.57, 121,935,506,764.76 and 49,778,175,825.71 is: 68,694,092,429.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358,793,026.57 : 121,935,506,764.76 = 49,778,175,825.71 : x
  2. Step 2: Convert to fraction form
    88,358,793,026.57/121,935,506,764.76 = 49,778,175,825.71/x
  3. Step 3: Cross multiply
    88,358,793,026.57x = 121,935,506,764.76 × 49,778,175,825.71
  4. Step 4: Simplify right side
    88,358,793,026.57x = 6,069,727,095,132,665,151,488
  5. Step 5: Solve for x
    x = 6,069,727,095,132,665,151,488/88,358,793,026.57
  6. Step 6: Final answer
    x = 68,694,092,429.57

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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.