Home / 119,920,567.91-165,491,524.64-70,361,784.79

Finding the Fourth Proportional to 119,920,567.91, 165,491,524.64 and 70,361,784.79

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Solution

The fourth proportional to 119,920,567.91, 165,491,524.64 and 70,361,784.79 is: 97,099,932.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,920,567.91 : 165,491,524.64 = 70,361,784.79 : x
  2. Step 2: Convert to fraction form
    119,920,567.91/165,491,524.64 = 70,361,784.79/x
  3. Step 3: Cross multiply
    119,920,567.91x = 165,491,524.64 × 70,361,784.79
  4. Step 4: Simplify right side
    119,920,567.91x = 11,644,279,041,288,662
  5. Step 5: Solve for x
    x = 11,644,279,041,288,662/119,920,567.91
  6. Step 6: Final answer
    x = 97,099,932.43

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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.