Home / 123,855,710.39-185,856,010.75-46,186,272.54

Finding the Fourth Proportional to 123,855,710.39, 185,856,010.75 and 46,186,272.54

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Solution

The fourth proportional to 123,855,710.39, 185,856,010.75 and 46,186,272.54 is: 69,306,423.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,855,710.39 : 185,856,010.75 = 46,186,272.54 : x
  2. Step 2: Convert to fraction form
    123,855,710.39/185,856,010.75 = 46,186,272.54/x
  3. Step 3: Cross multiply
    123,855,710.39x = 185,856,010.75 × 46,186,272.54
  4. Step 4: Simplify right side
    123,855,710.39x = 8,583,996,365,673,599
  5. Step 5: Solve for x
    x = 8,583,996,365,673,599/123,855,710.39
  6. Step 6: Final answer
    x = 69,306,423.89

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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.