Home / 144,644,279.04-217,040,601.60-70,866,653.76

Finding the Fourth Proportional to 144,644,279.04, 217,040,601.60 and 70,866,653.76

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Solution

The fourth proportional to 144,644,279.04, 217,040,601.60 and 70,866,653.76 is: 106,336,325.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,644,279.04 : 217,040,601.60 = 70,866,653.76 : x
  2. Step 2: Convert to fraction form
    144,644,279.04/217,040,601.60 = 70,866,653.76/x
  3. Step 3: Cross multiply
    144,644,279.04x = 217,040,601.60 × 70,866,653.76
  4. Step 4: Simplify right side
    144,644,279.04x = 15,380,941,165,449,302
  5. Step 5: Solve for x
    x = 15,380,941,165,449,302/144,644,279.04
  6. Step 6: Final answer
    x = 106,336,325.69

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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.