Home / 144,918,116.70-217,314,189.45-47,836,311.90

Finding the Fourth Proportional to 144,918,116.70, 217,314,189.45 and 47,836,311.90

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Solution

The fourth proportional to 144,918,116.70, 217,314,189.45 and 47,836,311.90 is: 71,733,676.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,918,116.70 : 217,314,189.45 = 47,836,311.90 : x
  2. Step 2: Convert to fraction form
    144,918,116.70/217,314,189.45 = 47,836,311.90/x
  3. Step 3: Cross multiply
    144,918,116.70x = 217,314,189.45 × 47,836,311.90
  4. Step 4: Simplify right side
    144,918,116.70x = 10,395,509,346,825,888
  5. Step 5: Solve for x
    x = 10,395,509,346,825,888/144,918,116.70
  6. Step 6: Final answer
    x = 71,733,676.81

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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.