Home / 143,983,739.94-215,872,446.39-60,991,084.86

Finding the Fourth Proportional to 143,983,739.94, 215,872,446.39 and 60,991,084.86

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Solution

The fourth proportional to 143,983,739.94, 215,872,446.39 and 60,991,084.86 is: 91,442,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,983,739.94 : 215,872,446.39 = 60,991,084.86 : x
  2. Step 2: Convert to fraction form
    143,983,739.94/215,872,446.39 = 60,991,084.86/x
  3. Step 3: Cross multiply
    143,983,739.94x = 215,872,446.39 × 60,991,084.86
  4. Step 4: Simplify right side
    143,983,739.94x = 13,166,294,696,708,290
  5. Step 5: Solve for x
    x = 13,166,294,696,708,290/143,983,739.94
  6. Step 6: Final answer
    x = 91,442,927.53

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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.