Home / 86,962,900.20-130,444,350.30-48,220,851.30

Finding the Fourth Proportional to 86,962,900.20, 130,444,350.30 and 48,220,851.30

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Solution

The fourth proportional to 86,962,900.20, 130,444,350.30 and 48,220,851.30 is: 72,331,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,962,900.20 : 130,444,350.30 = 48,220,851.30 : x
  2. Step 2: Convert to fraction form
    86,962,900.20/130,444,350.30 = 48,220,851.30/x
  3. Step 3: Cross multiply
    86,962,900.20x = 130,444,350.30 × 48,220,851.30
  4. Step 4: Simplify right side
    86,962,900.20x = 6,290,137,618,741,410
  5. Step 5: Solve for x
    x = 6,290,137,618,741,410/86,962,900.20
  6. Step 6: Final answer
    x = 72,331,276.95

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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.