Home / 72,659,385,805.55-108,989,078,708.32-72,659,385,805.55

Finding the Fourth Proportional to 72,659,385,805.55, 108,989,078,708.32 and 72,659,385,805.55

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Solution

The fourth proportional to 72,659,385,805.55, 108,989,078,708.32 and 72,659,385,805.55 is: 108,989,078,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,659,385,805.55 : 108,989,078,708.32 = 72,659,385,805.55 : x
  2. Step 2: Convert to fraction form
    72,659,385,805.55/108,989,078,708.32 = 72,659,385,805.55/x
  3. Step 3: Cross multiply
    72,659,385,805.55x = 108,989,078,708.32 × 72,659,385,805.55
  4. Step 4: Simplify right side
    72,659,385,805.55x = 7,919,079,518,459,278,655,488
  5. Step 5: Solve for x
    x = 7,919,079,518,459,278,655,488/72,659,385,805.55
  6. Step 6: Final answer
    x = 108,989,078,708.32

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1.5x scale

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.