Home / 112,627,238.31-155,425,590.14-61,119,014.31

Finding the Fourth Proportional to 112,627,238.31, 155,425,590.14 and 61,119,014.31

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Solution

The fourth proportional to 112,627,238.31, 155,425,590.14 and 61,119,014.31 is: 84,344,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,627,238.31 : 155,425,590.14 = 61,119,014.31 : x
  2. Step 2: Convert to fraction form
    112,627,238.31/155,425,590.14 = 61,119,014.31/x
  3. Step 3: Cross multiply
    112,627,238.31x = 155,425,590.14 × 61,119,014.31
  4. Step 4: Simplify right side
    112,627,238.31x = 9,499,458,867,601,260
  5. Step 5: Solve for x
    x = 9,499,458,867,601,260/112,627,238.31
  6. Step 6: Final answer
    x = 84,344,240.44

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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.