Home / 31,360,933,810.57-47,007,904,143.08-17,886,207,065.36

Finding the Fourth Proportional to 31,360,933,810.57, 47,007,904,143.08 and 17,886,207,065.36

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Solution

The fourth proportional to 31,360,933,810.57, 47,007,904,143.08 and 17,886,207,065.36 is: 26,810,206,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360,933,810.57 : 47,007,904,143.08 = 17,886,207,065.36 : x
  2. Step 2: Convert to fraction form
    31,360,933,810.57/47,007,904,143.08 = 17,886,207,065.36/x
  3. Step 3: Cross multiply
    31,360,933,810.57x = 47,007,904,143.08 × 17,886,207,065.36
  4. Step 4: Simplify right side
    31,360,933,810.57x = 840,793,107,211,559,632,896
  5. Step 5: Solve for x
    x = 840,793,107,211,559,632,896/31,360,933,810.57
  6. Step 6: Final answer
    x = 26,810,206,363.44

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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.