Home / 199,440,016.40-298,479,430.20-167,128,403.60

Finding the Fourth Proportional to 199,440,016.40, 298,479,430.20 and 167,128,403.60

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Solution

The fourth proportional to 199,440,016.40, 298,479,430.20 and 167,128,403.60 is: 250,122,275.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,440,016.40 : 298,479,430.20 = 167,128,403.60 : x
  2. Step 2: Convert to fraction form
    199,440,016.40/298,479,430.20 = 167,128,403.60/x
  3. Step 3: Cross multiply
    199,440,016.40x = 298,479,430.20 × 167,128,403.60
  4. Step 4: Simplify right side
    199,440,016.40x = 49,884,390,676,763,624
  5. Step 5: Solve for x
    x = 49,884,390,676,763,624/199,440,016.40
  6. Step 6: Final answer
    x = 250,122,275.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.