Home / 363,055,246.40-544,512,010.80-120,718,150.40

Finding the Fourth Proportional to 363,055,246.40, 544,512,010.80 and 120,718,150.40

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Solution

The fourth proportional to 363,055,246.40, 544,512,010.80 and 120,718,150.40 is: 181,053,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,055,246.40 : 544,512,010.80 = 120,718,150.40 : x
  2. Step 2: Convert to fraction form
    363,055,246.40/544,512,010.80 = 120,718,150.40/x
  3. Step 3: Cross multiply
    363,055,246.40x = 544,512,010.80 × 120,718,150.40
  4. Step 4: Simplify right side
    363,055,246.40x = 65,732,482,814,360,824
  5. Step 5: Solve for x
    x = 65,732,482,814,360,824/363,055,246.40
  6. Step 6: Final answer
    x = 181,053,664.60

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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.