Home / 119,920,565.41-165,491,521.19-70,361,782.29

Finding the Fourth Proportional to 119,920,565.41, 165,491,521.19 and 70,361,782.29

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Solution

The fourth proportional to 119,920,565.41, 165,491,521.19 and 70,361,782.29 is: 97,099,928.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,920,565.41 : 165,491,521.19 = 70,361,782.29 : x
  2. Step 2: Convert to fraction form
    119,920,565.41/165,491,521.19 = 70,361,782.29/x
  3. Step 3: Cross multiply
    119,920,565.41x = 165,491,521.19 × 70,361,782.29
  4. Step 4: Simplify right side
    119,920,565.41x = 11,644,278,384,811,702
  5. Step 5: Solve for x
    x = 11,644,278,384,811,702/119,920,565.41
  6. Step 6: Final answer
    x = 97,099,928.98

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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.