Home / 31,547,689,437.14-47,246,414,634.12-18,254,933,736.88

Finding the Fourth Proportional to 31,547,689,437.14, 47,246,414,634.12 and 18,254,933,736.88

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Solution

The fourth proportional to 31,547,689,437.14, 47,246,414,634.12 and 18,254,933,736.88 is: 27,338,933,019.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,547,689,437.14 : 47,246,414,634.12 = 18,254,933,736.88 : x
  2. Step 2: Convert to fraction form
    31,547,689,437.14/47,246,414,634.12 = 18,254,933,736.88/x
  3. Step 3: Cross multiply
    31,547,689,437.14x = 47,246,414,634.12 × 18,254,933,736.88
  4. Step 4: Simplify right side
    31,547,689,437.14x = 862,480,168,451,018,194,944
  5. Step 5: Solve for x
    x = 862,480,168,451,018,194,944/31,547,689,437.14
  6. Step 6: Final answer
    x = 27,338,933,019.79

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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.