Home / 888,230,060.74-1,225,752,987.42-486,336,507.13

Finding the Fourth Proportional to 888,230,060.74, 1,225,752,987.42 and 486,336,507.13

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Solution

The fourth proportional to 888,230,060.74, 1,225,752,987.42 and 486,336,507.13 is: 671,141,917.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,230,060.74 : 1,225,752,987.42 = 486,336,507.13 : x
  2. Step 2: Convert to fraction form
    888,230,060.74/1,225,752,987.42 = 486,336,507.13/x
  3. Step 3: Cross multiply
    888,230,060.74x = 1,225,752,987.42 × 486,336,507.13
  4. Step 4: Simplify right side
    888,230,060.74x = 596,128,426,497,445,120
  5. Step 5: Solve for x
    x = 596,128,426,497,445,120/888,230,060.74
  6. Step 6: Final answer
    x = 671,141,917.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.