Home / 131,898,228.61-182,018,972.39-75,382,031.65

Finding the Fourth Proportional to 131,898,228.61, 182,018,972.39 and 75,382,031.65

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Solution

The fourth proportional to 131,898,228.61, 182,018,972.39 and 75,382,031.65 is: 104,026,870.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,898,228.61 : 182,018,972.39 = 75,382,031.65 : x
  2. Step 2: Convert to fraction form
    131,898,228.61/182,018,972.39 = 75,382,031.65/x
  3. Step 3: Cross multiply
    131,898,228.61x = 182,018,972.39 × 75,382,031.65
  4. Step 4: Simplify right side
    131,898,228.61x = 13,720,959,937,603,456
  5. Step 5: Solve for x
    x = 13,720,959,937,603,456/131,898,228.61
  6. Step 6: Final answer
    x = 104,026,870.43

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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.