Home / 119,023,565.18-164,257,974.01-66,100,506.46

Finding the Fourth Proportional to 119,023,565.18, 164,257,974.01 and 66,100,506.46

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Solution

The fourth proportional to 119,023,565.18, 164,257,974.01 and 66,100,506.46 is: 91,221,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,023,565.18 : 164,257,974.01 = 66,100,506.46 : x
  2. Step 2: Convert to fraction form
    119,023,565.18/164,257,974.01 = 66,100,506.46/x
  3. Step 3: Cross multiply
    119,023,565.18x = 164,257,974.01 × 66,100,506.46
  4. Step 4: Simplify right side
    119,023,565.18x = 10,857,535,271,826,498
  5. Step 5: Solve for x
    x = 10,857,535,271,826,498/119,023,565.18
  6. Step 6: Final answer
    x = 91,221,727.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.