Home / 119,345,937.54-164,682,661.05-75,276,290.58

Finding the Fourth Proportional to 119,345,937.54, 164,682,661.05 and 75,276,290.58

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Solution

The fourth proportional to 119,345,937.54, 164,682,661.05 and 75,276,290.58 is: 103,871,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,345,937.54 : 164,682,661.05 = 75,276,290.58 : x
  2. Step 2: Convert to fraction form
    119,345,937.54/164,682,661.05 = 75,276,290.58/x
  3. Step 3: Cross multiply
    119,345,937.54x = 164,682,661.05 × 75,276,290.58
  4. Step 4: Simplify right side
    119,345,937.54x = 12,396,699,846,687,448
  5. Step 5: Solve for x
    x = 12,396,699,846,687,448/119,345,937.54
  6. Step 6: Final answer
    x = 103,871,988.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.