Home / 302,177,763.60-453,266,645.40-148,792,081.20

Finding the Fourth Proportional to 302,177,763.60, 453,266,645.40 and 148,792,081.20

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Solution

The fourth proportional to 302,177,763.60, 453,266,645.40 and 148,792,081.20 is: 223,188,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,177,763.60 : 453,266,645.40 = 148,792,081.20 : x
  2. Step 2: Convert to fraction form
    302,177,763.60/453,266,645.40 = 148,792,081.20/x
  3. Step 3: Cross multiply
    302,177,763.60x = 453,266,645.40 × 148,792,081.20
  4. Step 4: Simplify right side
    302,177,763.60x = 67,442,487,507,608,400
  5. Step 5: Solve for x
    x = 67,442,487,507,608,400/302,177,763.60
  6. Step 6: Final answer
    x = 223,188,121.80

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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.