Home / 125,797,646.06-188,689,371.59-55,747,699.81

Finding the Fourth Proportional to 125,797,646.06, 188,689,371.59 and 55,747,699.81

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Solution

The fourth proportional to 125,797,646.06, 188,689,371.59 and 55,747,699.81 is: 83,618,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,797,646.06 : 188,689,371.59 = 55,747,699.81 : x
  2. Step 2: Convert to fraction form
    125,797,646.06/188,689,371.59 = 55,747,699.81/x
  3. Step 3: Cross multiply
    125,797,646.06x = 188,689,371.59 × 55,747,699.81
  4. Step 4: Simplify right side
    125,797,646.06x = 10,518,998,444,247,856
  5. Step 5: Solve for x
    x = 10,518,998,444,247,856/125,797,646.06
  6. Step 6: Final answer
    x = 83,618,404.43

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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.