Home / 64,188,431,999.12-95,850,416,479.06-52,420,911,084.56

Finding the Fourth Proportional to 64,188,431,999.12, 95,850,416,479.06 and 52,420,911,084.56

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Solution

The fourth proportional to 64,188,431,999.12, 95,850,416,479.06 and 52,420,911,084.56 is: 78,278,375,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,188,431,999.12 : 95,850,416,479.06 = 52,420,911,084.56 : x
  2. Step 2: Convert to fraction form
    64,188,431,999.12/95,850,416,479.06 = 52,420,911,084.56/x
  3. Step 3: Cross multiply
    64,188,431,999.12x = 95,850,416,479.06 × 52,420,911,084.56
  4. Step 4: Simplify right side
    64,188,431,999.12x = 5,024,566,159,666,848,989,184
  5. Step 5: Solve for x
    x = 5,024,566,159,666,848,989,184/64,188,431,999.12
  6. Step 6: Final answer
    x = 78,278,375,139.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.