Home / 159,761,730.20-239,642,595.30-73,668,288.20

Finding the Fourth Proportional to 159,761,730.20, 239,642,595.30 and 73,668,288.20

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Solution

The fourth proportional to 159,761,730.20, 239,642,595.30 and 73,668,288.20 is: 110,502,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,761,730.20 : 239,642,595.30 = 73,668,288.20 : x
  2. Step 2: Convert to fraction form
    159,761,730.20/239,642,595.30 = 73,668,288.20/x
  3. Step 3: Cross multiply
    159,761,730.20x = 239,642,595.30 × 73,668,288.20
  4. Step 4: Simplify right side
    159,761,730.20x = 17,654,059,775,556,368
  5. Step 5: Solve for x
    x = 17,654,059,775,556,368/159,761,730.20
  6. Step 6: Final answer
    x = 110,502,432.30

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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.