Home / 31,360,386,305.86-47,049,758,781.52-10,112,407,605.70

Finding the Fourth Proportional to 31,360,386,305.86, 47,049,758,781.52 and 10,112,407,605.70

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Solution

The fourth proportional to 31,360,386,305.86, 47,049,758,781.52 and 10,112,407,605.70 is: 15,171,571,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360,386,305.86 : 47,049,758,781.52 = 10,112,407,605.70 : x
  2. Step 2: Convert to fraction form
    31,360,386,305.86/47,049,758,781.52 = 10,112,407,605.70/x
  3. Step 3: Cross multiply
    31,360,386,305.86x = 47,049,758,781.52 × 10,112,407,605.70
  4. Step 4: Simplify right side
    31,360,386,305.86x = 475,786,338,548,593,197,056
  5. Step 5: Solve for x
    x = 475,786,338,548,593,197,056/31,360,386,305.86
  6. Step 6: Final answer
    x = 15,171,571,354.65

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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.