Home / 163,088,875.20-225,065,356.64-88,752,568.88

Finding the Fourth Proportional to 163,088,875.20, 225,065,356.64 and 88,752,568.88

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Solution

The fourth proportional to 163,088,875.20, 225,065,356.64 and 88,752,568.88 is: 122,480,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,088,875.20 : 225,065,356.64 = 88,752,568.88 : x
  2. Step 2: Convert to fraction form
    163,088,875.20/225,065,356.64 = 88,752,568.88/x
  3. Step 3: Cross multiply
    163,088,875.20x = 225,065,356.64 × 88,752,568.88
  4. Step 4: Simplify right side
    163,088,875.20x = 19,975,128,566,752,180
  5. Step 5: Solve for x
    x = 19,975,128,566,752,180/163,088,875.20
  6. Step 6: Final answer
    x = 122,480,019.20

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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.