Home / 163,746,066.98-225,972,717.72-89,409,574.91

Finding the Fourth Proportional to 163,746,066.98, 225,972,717.72 and 89,409,574.91

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Solution

The fourth proportional to 163,746,066.98, 225,972,717.72 and 89,409,574.91 is: 123,386,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,746,066.98 : 225,972,717.72 = 89,409,574.91 : x
  2. Step 2: Convert to fraction form
    163,746,066.98/225,972,717.72 = 89,409,574.91/x
  3. Step 3: Cross multiply
    163,746,066.98x = 225,972,717.72 × 89,409,574.91
  4. Step 4: Simplify right side
    163,746,066.98x = 20,204,124,632,602,624
  5. Step 5: Solve for x
    x = 20,204,124,632,602,624/163,746,066.98
  6. Step 6: Final answer
    x = 123,386,930.78

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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.