Home / 129,488,197.20-194,232,295.80-88,673,528.40

Finding the Fourth Proportional to 129,488,197.20, 194,232,295.80 and 88,673,528.40

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Solution

The fourth proportional to 129,488,197.20, 194,232,295.80 and 88,673,528.40 is: 133,010,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,488,197.20 : 194,232,295.80 = 88,673,528.40 : x
  2. Step 2: Convert to fraction form
    129,488,197.20/194,232,295.80 = 88,673,528.40/x
  3. Step 3: Cross multiply
    129,488,197.20x = 194,232,295.80 × 88,673,528.40
  4. Step 4: Simplify right side
    129,488,197.20x = 17,223,262,997,818,502
  5. Step 5: Solve for x
    x = 17,223,262,997,818,502/129,488,197.20
  6. Step 6: Final answer
    x = 133,010,292.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.