Home / 195,006,078.40-292,509,117.60-80,073,104.80

Finding the Fourth Proportional to 195,006,078.40, 292,509,117.60 and 80,073,104.80

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Solution

The fourth proportional to 195,006,078.40, 292,509,117.60 and 80,073,104.80 is: 120,109,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,006,078.40 : 292,509,117.60 = 80,073,104.80 : x
  2. Step 2: Convert to fraction form
    195,006,078.40/292,509,117.60 = 80,073,104.80/x
  3. Step 3: Cross multiply
    195,006,078.40x = 292,509,117.60 × 80,073,104.80
  4. Step 4: Simplify right side
    195,006,078.40x = 23,422,113,228,540,324
  5. Step 5: Solve for x
    x = 23,422,113,228,540,324/195,006,078.40
  6. Step 6: Final answer
    x = 120,109,657.20

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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.