Home / 96,667,320.20-144,875,009.10-39,112,478.60

Finding the Fourth Proportional to 96,667,320.20, 144,875,009.10 and 39,112,478.60

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Solution

The fourth proportional to 96,667,320.20, 144,875,009.10 and 39,112,478.60 is: 58,617,748.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,667,320.20 : 144,875,009.10 = 39,112,478.60 : x
  2. Step 2: Convert to fraction form
    96,667,320.20/144,875,009.10 = 39,112,478.60/x
  3. Step 3: Cross multiply
    96,667,320.20x = 144,875,009.10 × 39,112,478.60
  4. Step 4: Simplify right side
    96,667,320.20x = 5,666,420,693,098,555
  5. Step 5: Solve for x
    x = 5,666,420,693,098,555/96,667,320.20
  6. Step 6: Final answer
    x = 58,617,748.80

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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.