Home / 144,989,763.62-217,417,217.78-52,809,329.57

Finding the Fourth Proportional to 144,989,763.62, 217,417,217.78 and 52,809,329.57

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Solution

The fourth proportional to 144,989,763.62, 217,417,217.78 and 52,809,329.57 is: 79,189,435.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,989,763.62 : 217,417,217.78 = 52,809,329.57 : x
  2. Step 2: Convert to fraction form
    144,989,763.62/217,417,217.78 = 52,809,329.57/x
  3. Step 3: Cross multiply
    144,989,763.62x = 217,417,217.78 × 52,809,329.57
  4. Step 4: Simplify right side
    144,989,763.62x = 11,481,657,506,981,420
  5. Step 5: Solve for x
    x = 11,481,657,506,981,420/144,989,763.62
  6. Step 6: Final answer
    x = 79,189,435.31

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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.