Home / 131,891,323.95-182,031,819.41-73,172,907.23

Finding the Fourth Proportional to 131,891,323.95, 182,031,819.41 and 73,172,907.23

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Solution

The fourth proportional to 131,891,323.95, 182,031,819.41 and 73,172,907.23 is: 100,990,702.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,891,323.95 : 182,031,819.41 = 73,172,907.23 : x
  2. Step 2: Convert to fraction form
    131,891,323.95/182,031,819.41 = 73,172,907.23/x
  3. Step 3: Cross multiply
    131,891,323.95x = 182,031,819.41 × 73,172,907.23
  4. Step 4: Simplify right side
    131,891,323.95x = 13,319,797,433,868,814
  5. Step 5: Solve for x
    x = 13,319,797,433,868,814/131,891,323.95
  6. Step 6: Final answer
    x = 100,990,702.31

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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.