Home / 69,678,582.88-96,132,908.65-39,499,842.19

Finding the Fourth Proportional to 69,678,582.88, 96,132,908.65 and 39,499,842.19

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Solution

The fourth proportional to 69,678,582.88, 96,132,908.65 and 39,499,842.19 is: 54,496,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,678,582.88 : 96,132,908.65 = 39,499,842.19 : x
  2. Step 2: Convert to fraction form
    69,678,582.88/96,132,908.65 = 39,499,842.19/x
  3. Step 3: Cross multiply
    69,678,582.88x = 96,132,908.65 × 39,499,842.19
  4. Step 4: Simplify right side
    69,678,582.88x = 3,797,234,720,940,686
  5. Step 5: Solve for x
    x = 3,797,234,720,940,686/69,678,582.88
  6. Step 6: Final answer
    x = 54,496,440.14

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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.