Home / 587,568,007.40-881,385,188.70-178,637,498.60

Finding the Fourth Proportional to 587,568,007.40, 881,385,188.70 and 178,637,498.60

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Solution

The fourth proportional to 587,568,007.40, 881,385,188.70 and 178,637,498.60 is: 267,966,334.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,568,007.40 : 881,385,188.70 = 178,637,498.60 : x
  2. Step 2: Convert to fraction form
    587,568,007.40/881,385,188.70 = 178,637,498.60/x
  3. Step 3: Cross multiply
    587,568,007.40x = 881,385,188.70 × 178,637,498.60
  4. Step 4: Simplify right side
    587,568,007.40x = 157,448,445,412,456,992
  5. Step 5: Solve for x
    x = 157,448,445,412,456,992/587,568,007.40
  6. Step 6: Final answer
    x = 267,966,334.84

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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.