Home / 295,245,803.10-442,868,704.65-90,747,306.30

Finding the Fourth Proportional to 295,245,803.10, 442,868,704.65 and 90,747,306.30

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Solution

The fourth proportional to 295,245,803.10, 442,868,704.65 and 90,747,306.30 is: 136,120,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,803.10 : 442,868,704.65 = 90,747,306.30 : x
  2. Step 2: Convert to fraction form
    295,245,803.10/442,868,704.65 = 90,747,306.30/x
  3. Step 3: Cross multiply
    295,245,803.10x = 442,868,704.65 × 90,747,306.30
  4. Step 4: Simplify right side
    295,245,803.10x = 40,189,141,991,557,784
  5. Step 5: Solve for x
    x = 40,189,141,991,557,784/295,245,803.10
  6. Step 6: Final answer
    x = 136,120,959.45

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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.