Home / 107,309,861,689.71-161,012,326,339.68-56,246,022,815.56

Finding the Fourth Proportional to 107,309,861,689.71, 161,012,326,339.68 and 56,246,022,815.56

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Solution

The fourth proportional to 107,309,861,689.71, 161,012,326,339.68 and 56,246,022,815.56 is: 84,393,948,871.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,309,861,689.71 : 161,012,326,339.68 = 56,246,022,815.56 : x
  2. Step 2: Convert to fraction form
    107,309,861,689.71/161,012,326,339.68 = 56,246,022,815.56/x
  3. Step 3: Cross multiply
    107,309,861,689.71x = 161,012,326,339.68 × 56,246,022,815.56
  4. Step 4: Simplify right side
    107,309,861,689.71x = 9,056,302,980,888,354,881,536
  5. Step 5: Solve for x
    x = 9,056,302,980,888,354,881,536/107,309,861,689.71
  6. Step 6: Final answer
    x = 84,393,948,871.87

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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.