Home / 144,648,022.70-216,972,034.05-48,909,910.70

Finding the Fourth Proportional to 144,648,022.70, 216,972,034.05 and 48,909,910.70

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Solution

The fourth proportional to 144,648,022.70, 216,972,034.05 and 48,909,910.70 is: 73,364,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,648,022.70 : 216,972,034.05 = 48,909,910.70 : x
  2. Step 2: Convert to fraction form
    144,648,022.70/216,972,034.05 = 48,909,910.70/x
  3. Step 3: Cross multiply
    144,648,022.70x = 216,972,034.05 × 48,909,910.70
  4. Step 4: Simplify right side
    144,648,022.70x = 10,612,082,809,782,860
  5. Step 5: Solve for x
    x = 10,612,082,809,782,860/144,648,022.70
  6. Step 6: Final answer
    x = 73,364,866.05

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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.