Home / 587,568,008.40-881,385,190.20-178,637,499.60

Finding the Fourth Proportional to 587,568,008.40, 881,385,190.20 and 178,637,499.60

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Solution

The fourth proportional to 587,568,008.40, 881,385,190.20 and 178,637,499.60 is: 267,966,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,568,008.40 : 881,385,190.20 = 178,637,499.60 : x
  2. Step 2: Convert to fraction form
    587,568,008.40/881,385,190.20 = 178,637,499.60/x
  3. Step 3: Cross multiply
    587,568,008.40x = 881,385,190.20 × 178,637,499.60
  4. Step 4: Simplify right side
    587,568,008.40x = 157,448,446,561,798,432
  5. Step 5: Solve for x
    x = 157,448,446,561,798,432/587,568,008.40
  6. Step 6: Final answer
    x = 267,966,336.34

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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.