Home / 88,570,007.10-132,855,010.65-54,380,490.30

Finding the Fourth Proportional to 88,570,007.10, 132,855,010.65 and 54,380,490.30

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Solution

The fourth proportional to 88,570,007.10, 132,855,010.65 and 54,380,490.30 is: 81,570,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,570,007.10 : 132,855,010.65 = 54,380,490.30 : x
  2. Step 2: Convert to fraction form
    88,570,007.10/132,855,010.65 = 54,380,490.30/x
  3. Step 3: Cross multiply
    88,570,007.10x = 132,855,010.65 × 54,380,490.30
  4. Step 4: Simplify right side
    88,570,007.10x = 7,224,720,617,958,722
  5. Step 5: Solve for x
    x = 7,224,720,617,958,722/88,570,007.10
  6. Step 6: Final answer
    x = 81,570,735.45

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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.