Home / 155,520,658.65-233,280,987.98-147,206,559.45

Finding the Fourth Proportional to 155,520,658.65, 233,280,987.98 and 147,206,559.45

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Solution

The fourth proportional to 155,520,658.65, 233,280,987.98 and 147,206,559.45 is: 220,809,839.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520,658.65 : 233,280,987.98 = 147,206,559.45 : x
  2. Step 2: Convert to fraction form
    155,520,658.65/233,280,987.98 = 147,206,559.45/x
  3. Step 3: Cross multiply
    155,520,658.65x = 233,280,987.98 × 147,206,559.45
  4. Step 4: Simplify right side
    155,520,658.65x = 34,340,491,624,896,568
  5. Step 5: Solve for x
    x = 34,340,491,624,896,568/155,520,658.65
  6. Step 6: Final answer
    x = 220,809,839.18

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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.