Home / 107,852,590.84-161,522,087.55-68,870,295.88

Finding the Fourth Proportional to 107,852,590.84, 161,522,087.55 and 68,870,295.88

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Solution

The fourth proportional to 107,852,590.84, 161,522,087.55 and 68,870,295.88 is: 103,141,462.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,852,590.84 : 161,522,087.55 = 68,870,295.88 : x
  2. Step 2: Convert to fraction form
    107,852,590.84/161,522,087.55 = 68,870,295.88/x
  3. Step 3: Cross multiply
    107,852,590.84x = 161,522,087.55 × 68,870,295.88
  4. Step 4: Simplify right side
    107,852,590.84x = 11,124,073,960,723,764
  5. Step 5: Solve for x
    x = 11,124,073,960,723,764/107,852,590.84
  6. Step 6: Final answer
    x = 103,141,462.57

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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.