Home / 743,250,385.68-1,114,803,538.56-225,685,375.68

Finding the Fourth Proportional to 743,250,385.68, 1,114,803,538.56 and 225,685,375.68

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Solution

The fourth proportional to 743,250,385.68, 1,114,803,538.56 and 225,685,375.68 is: 338,506,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,250,385.68 : 1,114,803,538.56 = 225,685,375.68 : x
  2. Step 2: Convert to fraction form
    743,250,385.68/1,114,803,538.56 = 225,685,375.68/x
  3. Step 3: Cross multiply
    743,250,385.68x = 1,114,803,538.56 × 225,685,375.68
  4. Step 4: Simplify right side
    743,250,385.68x = 251,594,855,409,306,976
  5. Step 5: Solve for x
    x = 251,594,855,409,306,976/743,250,385.68
  6. Step 6: Final answer
    x = 338,506,188.84

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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.