Home / 86,859,854.80-130,206,838.20-32,257,819.60

Finding the Fourth Proportional to 86,859,854.80, 130,206,838.20 and 32,257,819.60

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Solution

The fourth proportional to 86,859,854.80, 130,206,838.20 and 32,257,819.60 is: 48,355,925.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,859,854.80 : 130,206,838.20 = 32,257,819.60 : x
  2. Step 2: Convert to fraction form
    86,859,854.80/130,206,838.20 = 32,257,819.60/x
  3. Step 3: Cross multiply
    86,859,854.80x = 130,206,838.20 × 32,257,819.60
  4. Step 4: Simplify right side
    86,859,854.80x = 4,200,188,697,341,989
  5. Step 5: Solve for x
    x = 4,200,188,697,341,989/86,859,854.80
  6. Step 6: Final answer
    x = 48,355,925.84

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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.