Home / 151,389,010.80-227,083,516.20-99,732,945.60

Finding the Fourth Proportional to 151,389,010.80, 227,083,516.20 and 99,732,945.60

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Solution

The fourth proportional to 151,389,010.80, 227,083,516.20 and 99,732,945.60 is: 149,599,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,389,010.80 : 227,083,516.20 = 99,732,945.60 : x
  2. Step 2: Convert to fraction form
    151,389,010.80/227,083,516.20 = 99,732,945.60/x
  3. Step 3: Cross multiply
    151,389,010.80x = 227,083,516.20 × 99,732,945.60
  4. Step 4: Simplify right side
    151,389,010.80x = 22,647,707,967,831,316
  5. Step 5: Solve for x
    x = 22,647,707,967,831,316/151,389,010.80
  6. Step 6: Final answer
    x = 149,599,418.40

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1.5x scale

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.