Home / 9,685,368,278.16-13,364,189,694.27-5,397,645,143.85

Finding the Fourth Proportional to 9,685,368,278.16, 13,364,189,694.27 and 5,397,645,143.85

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Solution

The fourth proportional to 9,685,368,278.16, 13,364,189,694.27 and 5,397,645,143.85 is: 7,447,848,293.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685,368,278.16 : 13,364,189,694.27 = 5,397,645,143.85 : x
  2. Step 2: Convert to fraction form
    9,685,368,278.16/13,364,189,694.27 = 5,397,645,143.85/x
  3. Step 3: Cross multiply
    9,685,368,278.16x = 13,364,189,694.27 × 5,397,645,143.85
  4. Step 4: Simplify right side
    9,685,368,278.16x = 72,135,153,604,766,687,232
  5. Step 5: Solve for x
    x = 72,135,153,604,766,687,232/9,685,368,278.16
  6. Step 6: Final answer
    x = 7,447,848,293.74

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Double scale
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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.