Home / 163,322,567.40-225,385,040.34-89,983,708.68

Finding the Fourth Proportional to 163,322,567.40, 225,385,040.34 and 89,983,708.68

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Solution

The fourth proportional to 163,322,567.40, 225,385,040.34 and 89,983,708.68 is: 124,177,461.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,322,567.40 : 225,385,040.34 = 89,983,708.68 : x
  2. Step 2: Convert to fraction form
    163,322,567.40/225,385,040.34 = 89,983,708.68/x
  3. Step 3: Cross multiply
    163,322,567.40x = 225,385,040.34 × 89,983,708.68
  4. Step 4: Simplify right side
    163,322,567.40x = 20,280,981,810,784,612
  5. Step 5: Solve for x
    x = 20,280,981,810,784,612/163,322,567.40
  6. Step 6: Final answer
    x = 124,177,461.41

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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.