Home / 117,472,600.80-176,208,901.20-71,556,098.40

Finding the Fourth Proportional to 117,472,600.80, 176,208,901.20 and 71,556,098.40

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Solution

The fourth proportional to 117,472,600.80, 176,208,901.20 and 71,556,098.40 is: 107,334,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,472,600.80 : 176,208,901.20 = 71,556,098.40 : x
  2. Step 2: Convert to fraction form
    117,472,600.80/176,208,901.20 = 71,556,098.40/x
  3. Step 3: Cross multiply
    117,472,600.80x = 176,208,901.20 × 71,556,098.40
  4. Step 4: Simplify right side
    117,472,600.80x = 12,608,821,473,223,078
  5. Step 5: Solve for x
    x = 12,608,821,473,223,078/117,472,600.80
  6. Step 6: Final answer
    x = 107,334,147.60

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1.5x scale

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.