Home / 117,514,139.40-176,271,209.10-115,498,600.20

Finding the Fourth Proportional to 117,514,139.40, 176,271,209.10 and 115,498,600.20

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Solution

The fourth proportional to 117,514,139.40, 176,271,209.10 and 115,498,600.20 is: 173,247,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,514,139.40 : 176,271,209.10 = 115,498,600.20 : x
  2. Step 2: Convert to fraction form
    117,514,139.40/176,271,209.10 = 115,498,600.20/x
  3. Step 3: Cross multiply
    117,514,139.40x = 176,271,209.10 × 115,498,600.20
  4. Step 4: Simplify right side
    117,514,139.40x = 20,359,077,906,611,500
  5. Step 5: Solve for x
    x = 20,359,077,906,611,500/117,514,139.40
  6. Step 6: Final answer
    x = 173,247,900.30

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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.