Home / 117,838,471.20-176,746,800.76-55,575,509.12

Finding the Fourth Proportional to 117,838,471.20, 176,746,800.76 and 55,575,509.12

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Solution

The fourth proportional to 117,838,471.20, 176,746,800.76 and 55,575,509.12 is: 83,358,120.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,838,471.20 : 176,746,800.76 = 55,575,509.12 : x
  2. Step 2: Convert to fraction form
    117,838,471.20/176,746,800.76 = 55,575,509.12/x
  3. Step 3: Cross multiply
    117,838,471.20x = 176,746,800.76 × 55,575,509.12
  4. Step 4: Simplify right side
    117,838,471.20x = 9,822,793,437,568,202
  5. Step 5: Solve for x
    x = 9,822,793,437,568,202/117,838,471.20
  6. Step 6: Final answer
    x = 83,358,120.12

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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.