Home / 240,370,563.40-360,933,758.70-138,333,891.40

Finding the Fourth Proportional to 240,370,563.40, 360,933,758.70 and 138,333,891.40

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Solution

The fourth proportional to 240,370,563.40, 360,933,758.70 and 138,333,891.40 is: 207,718,327.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,370,563.40 : 360,933,758.70 = 138,333,891.40 : x
  2. Step 2: Convert to fraction form
    240,370,563.40/360,933,758.70 = 138,333,891.40/x
  3. Step 3: Cross multiply
    240,370,563.40x = 360,933,758.70 × 138,333,891.40
  4. Step 4: Simplify right side
    240,370,563.40x = 49,929,371,378,599,608
  5. Step 5: Solve for x
    x = 49,929,371,378,599,608/240,370,563.40
  6. Step 6: Final answer
    x = 207,718,327.37

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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.