Home / 74,976,007.80-112,240,062.90-44,668,270.20

Finding the Fourth Proportional to 74,976,007.80, 112,240,062.90 and 44,668,270.20

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Solution

The fourth proportional to 74,976,007.80, 112,240,062.90 and 44,668,270.20 is: 66,868,983.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,976,007.80 : 112,240,062.90 = 44,668,270.20 : x
  2. Step 2: Convert to fraction form
    74,976,007.80/112,240,062.90 = 44,668,270.20/x
  3. Step 3: Cross multiply
    74,976,007.80x = 112,240,062.90 × 44,668,270.20
  4. Step 4: Simplify right side
    74,976,007.80x = 5,013,569,456,882,196
  5. Step 5: Solve for x
    x = 5,013,569,456,882,196/74,976,007.80
  6. Step 6: Final answer
    x = 66,868,983.88

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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.