Home / 7,155,490,437.78-10,738,138,447.92-2,497,364,400.96

Finding the Fourth Proportional to 7,155,490,437.78, 10,738,138,447.92 and 2,497,364,400.96

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Solution

The fourth proportional to 7,155,490,437.78, 10,738,138,447.92 and 2,497,364,400.96 is: 3,747,757,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,155,490,437.78 : 10,738,138,447.92 = 2,497,364,400.96 : x
  2. Step 2: Convert to fraction form
    7,155,490,437.78/10,738,138,447.92 = 2,497,364,400.96/x
  3. Step 3: Cross multiply
    7,155,490,437.78x = 10,738,138,447.92 × 2,497,364,400.96
  4. Step 4: Simplify right side
    7,155,490,437.78x = 26,817,044,692,415,275,008
  5. Step 5: Solve for x
    x = 26,817,044,692,415,275,008/7,155,490,437.78
  6. Step 6: Final answer
    x = 3,747,757,742.90

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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.