Home / 211,731,050,979.45-317,690,364,347.41-110,977,974,095.13

Finding the Fourth Proportional to 211,731,050,979.45, 317,690,364,347.41 and 110,977,974,095.13

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Solution

The fourth proportional to 211,731,050,979.45, 317,690,364,347.41 and 110,977,974,095.13 is: 166,516,119,679.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,731,050,979.45 : 317,690,364,347.41 = 110,977,974,095.13 : x
  2. Step 2: Convert to fraction form
    211,731,050,979.45/317,690,364,347.41 = 110,977,974,095.13/x
  3. Step 3: Cross multiply
    211,731,050,979.45x = 317,690,364,347.41 × 110,977,974,095.13
  4. Step 4: Simplify right side
    211,731,050,979.45x = 35,256,633,024,819,278,905,344
  5. Step 5: Solve for x
    x = 35,256,633,024,819,278,905,344/211,731,050,979.45
  6. Step 6: Final answer
    x = 166,516,119,679.78

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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.