Home / 99,524,809.70-149,287,214.55-82,518,697.70

Finding the Fourth Proportional to 99,524,809.70, 149,287,214.55 and 82,518,697.70

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Solution

The fourth proportional to 99,524,809.70, 149,287,214.55 and 82,518,697.70 is: 123,778,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,524,809.70 : 149,287,214.55 = 82,518,697.70 : x
  2. Step 2: Convert to fraction form
    99,524,809.70/149,287,214.55 = 82,518,697.70/x
  3. Step 3: Cross multiply
    99,524,809.70x = 149,287,214.55 × 82,518,697.70
  4. Step 4: Simplify right side
    99,524,809.70x = 12,318,986,527,926,492
  5. Step 5: Solve for x
    x = 12,318,986,527,926,492/99,524,809.70
  6. Step 6: Final answer
    x = 123,778,046.55

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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.