Home / 395,177,696.48-592,767,846.12-100,072,654.76

Finding the Fourth Proportional to 395,177,696.48, 592,767,846.12 and 100,072,654.76

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Solution

The fourth proportional to 395,177,696.48, 592,767,846.12 and 100,072,654.76 is: 150,109,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,177,696.48 : 592,767,846.12 = 100,072,654.76 : x
  2. Step 2: Convert to fraction form
    395,177,696.48/592,767,846.12 = 100,072,654.76/x
  3. Step 3: Cross multiply
    395,177,696.48x = 592,767,846.12 × 100,072,654.76
  4. Step 4: Simplify right side
    395,177,696.48x = 59,319,852,017,595,568
  5. Step 5: Solve for x
    x = 59,319,852,017,595,568/395,177,696.48
  6. Step 6: Final answer
    x = 150,109,311.70

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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.