Home / 106,562,493.12-147,056,238.72-57,669,921.12

Finding the Fourth Proportional to 106,562,493.12, 147,056,238.72 and 57,669,921.12

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Solution

The fourth proportional to 106,562,493.12, 147,056,238.72 and 57,669,921.12 is: 79,584,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,562,493.12 : 147,056,238.72 = 57,669,921.12 : x
  2. Step 2: Convert to fraction form
    106,562,493.12/147,056,238.72 = 57,669,921.12/x
  3. Step 3: Cross multiply
    106,562,493.12x = 147,056,238.72 × 57,669,921.12
  4. Step 4: Simplify right side
    106,562,493.12x = 8,480,721,687,186,289
  5. Step 5: Solve for x
    x = 8,480,721,687,186,289/106,562,493.12
  6. Step 6: Final answer
    x = 79,584,490.18

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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.