Home / 120,856,935.30-181,285,402.95-104,417,693.70

Finding the Fourth Proportional to 120,856,935.30, 181,285,402.95 and 104,417,693.70

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Solution

The fourth proportional to 120,856,935.30, 181,285,402.95 and 104,417,693.70 is: 156,626,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,856,935.30 : 181,285,402.95 = 104,417,693.70 : x
  2. Step 2: Convert to fraction form
    120,856,935.30/181,285,402.95 = 104,417,693.70/x
  3. Step 3: Cross multiply
    120,856,935.30x = 181,285,402.95 × 104,417,693.70
  4. Step 4: Simplify right side
    120,856,935.30x = 18,929,403,677,514,176
  5. Step 5: Solve for x
    x = 18,929,403,677,514,176/120,856,935.30
  6. Step 6: Final answer
    x = 156,626,540.55

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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.