Home / 228,096,016.80-342,144,025.20-126,059,344.80

Finding the Fourth Proportional to 228,096,016.80, 342,144,025.20 and 126,059,344.80

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Solution

The fourth proportional to 228,096,016.80, 342,144,025.20 and 126,059,344.80 is: 189,089,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,016.80 : 342,144,025.20 = 126,059,344.80 : x
  2. Step 2: Convert to fraction form
    228,096,016.80/342,144,025.20 = 126,059,344.80/x
  3. Step 3: Cross multiply
    228,096,016.80x = 342,144,025.20 × 126,059,344.80
  4. Step 4: Simplify right side
    228,096,016.80x = 43,130,451,643,946,688
  5. Step 5: Solve for x
    x = 43,130,451,643,946,688/228,096,016.80
  6. Step 6: Final answer
    x = 189,089,017.20

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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.