Home / 9,686,475,733.66-13,367,336,000.79-5,231,139,680.86

Finding the Fourth Proportional to 9,686,475,733.66, 13,367,336,000.79 and 5,231,139,680.86

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Solution

The fourth proportional to 9,686,475,733.66, 13,367,336,000.79 and 5,231,139,680.86 is: 7,218,972,483.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686,475,733.66 : 13,367,336,000.79 = 5,231,139,680.86 : x
  2. Step 2: Convert to fraction form
    9,686,475,733.66/13,367,336,000.79 = 5,231,139,680.86/x
  3. Step 3: Cross multiply
    9,686,475,733.66x = 13,367,336,000.79 × 5,231,139,680.86
  4. Step 4: Simplify right side
    9,686,475,733.66x = 69,926,401,781,120,991,232
  5. Step 5: Solve for x
    x = 69,926,401,781,120,991,232/9,686,475,733.66
  6. Step 6: Final answer
    x = 7,218,972,483.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.