Home / 292,217,474,034.62-438,218,700,144-100,940,838,803.91

Finding the Fourth Proportional to 292,217,474,034.62, 438,218,700,144 and 100,940,838,803.91

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Solution

The fourth proportional to 292,217,474,034.62, 438,218,700,144 and 100,940,838,803.91 is: 151,374,120,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,217,474,034.62 : 438,218,700,144 = 100,940,838,803.91 : x
  2. Step 2: Convert to fraction form
    292,217,474,034.62/438,218,700,144 = 100,940,838,803.91/x
  3. Step 3: Cross multiply
    292,217,474,034.62x = 438,218,700,144 × 100,940,838,803.91
  4. Step 4: Simplify right side
    292,217,474,034.62x = 44,234,163,172,094,477,598,720
  5. Step 5: Solve for x
    x = 44,234,163,172,094,477,598,720/292,217,474,034.62
  6. Step 6: Final answer
    x = 151,374,120,655.27

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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.