Home / 1,557,530,012.70-2,336,295,019.05-944,806,095.90

Finding the Fourth Proportional to 1,557,530,012.70, 2,336,295,019.05 and 944,806,095.90

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Solution

The fourth proportional to 1,557,530,012.70, 2,336,295,019.05 and 944,806,095.90 is: 1,417,209,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,530,012.70 : 2,336,295,019.05 = 944,806,095.90 : x
  2. Step 2: Convert to fraction form
    1,557,530,012.70/2,336,295,019.05 = 944,806,095.90/x
  3. Step 3: Cross multiply
    1,557,530,012.70x = 2,336,295,019.05 × 944,806,095.90
  4. Step 4: Simplify right side
    1,557,530,012.70x = 2,207,345,775,819,246,848
  5. Step 5: Solve for x
    x = 2,207,345,775,819,246,848/1,557,530,012.70
  6. Step 6: Final answer
    x = 1,417,209,143.85

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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.