Home / 199,286,645.60-298,929,968.40-167,541,903.20

Finding the Fourth Proportional to 199,286,645.60, 298,929,968.40 and 167,541,903.20

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Solution

The fourth proportional to 199,286,645.60, 298,929,968.40 and 167,541,903.20 is: 251,312,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,286,645.60 : 298,929,968.40 = 167,541,903.20 : x
  2. Step 2: Convert to fraction form
    199,286,645.60/298,929,968.40 = 167,541,903.20/x
  3. Step 3: Cross multiply
    199,286,645.60x = 298,929,968.40 × 167,541,903.20
  4. Step 4: Simplify right side
    199,286,645.60x = 50,083,295,829,251,848
  5. Step 5: Solve for x
    x = 50,083,295,829,251,848/199,286,645.60
  6. Step 6: Final answer
    x = 251,312,854.80

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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.