Home / 85,193,873.10-127,790,809.65-58,320,017.10

Finding the Fourth Proportional to 85,193,873.10, 127,790,809.65 and 58,320,017.10

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Solution

The fourth proportional to 85,193,873.10, 127,790,809.65 and 58,320,017.10 is: 87,480,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,193,873.10 : 127,790,809.65 = 58,320,017.10 : x
  2. Step 2: Convert to fraction form
    85,193,873.10/127,790,809.65 = 58,320,017.10/x
  3. Step 3: Cross multiply
    85,193,873.10x = 127,790,809.65 × 58,320,017.10
  4. Step 4: Simplify right side
    85,193,873.10x = 7,452,762,204,010,846
  5. Step 5: Solve for x
    x = 7,452,762,204,010,846/85,193,873.10
  6. Step 6: Final answer
    x = 87,480,025.65

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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.