Home / 240,370,206.40-360,933,223.20-138,333,534.40

Finding the Fourth Proportional to 240,370,206.40, 360,933,223.20 and 138,333,534.40

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Solution

The fourth proportional to 240,370,206.40, 360,933,223.20 and 138,333,534.40 is: 207,717,791.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,370,206.40 : 360,933,223.20 = 138,333,534.40 : x
  2. Step 2: Convert to fraction form
    240,370,206.40/360,933,223.20 = 138,333,534.40/x
  3. Step 3: Cross multiply
    240,370,206.40x = 360,933,223.20 × 138,333,534.40
  4. Step 4: Simplify right side
    240,370,206.40x = 49,929,168,447,640,080
  5. Step 5: Solve for x
    x = 49,929,168,447,640,080/240,370,206.40
  6. Step 6: Final answer
    x = 207,717,791.63

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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.