Home / 296,647,292.38-444,927,623.36-86,501,507.50

Finding the Fourth Proportional to 296,647,292.38, 444,927,623.36 and 86,501,507.50

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Solution

The fourth proportional to 296,647,292.38, 444,927,623.36 and 86,501,507.50 is: 129,739,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,647,292.38 : 444,927,623.36 = 86,501,507.50 : x
  2. Step 2: Convert to fraction form
    296,647,292.38/444,927,623.36 = 86,501,507.50/x
  3. Step 3: Cross multiply
    296,647,292.38x = 444,927,623.36 × 86,501,507.50
  4. Step 4: Simplify right side
    296,647,292.38x = 38,486,910,149,032,216
  5. Step 5: Solve for x
    x = 38,486,910,149,032,216/296,647,292.38
  6. Step 6: Final answer
    x = 129,739,630.66

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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.