Home / 88,358,793,326.91-121,935,507,166.89-49,778,176,101.48

Finding the Fourth Proportional to 88,358,793,326.91, 121,935,507,166.89 and 49,778,176,101.48

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Solution

The fourth proportional to 88,358,793,326.91, 121,935,507,166.89 and 49,778,176,101.48 is: 68,694,092,803.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,358,793,326.91 : 121,935,507,166.89 = 49,778,176,101.48 : x
  2. Step 2: Convert to fraction form
    88,358,793,326.91/121,935,507,166.89 = 49,778,176,101.48/x
  3. Step 3: Cross multiply
    88,358,793,326.91x = 121,935,507,166.89 × 49,778,176,101.48
  4. Step 4: Simplify right side
    88,358,793,326.91x = 6,069,727,148,776,726,986,752
  5. Step 5: Solve for x
    x = 6,069,727,148,776,726,986,752/88,358,793,326.91
  6. Step 6: Final answer
    x = 68,694,092,803.19

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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.