Home / 590,236,078.32-814,597,603.20-342,717,431.76

Finding the Fourth Proportional to 590,236,078.32, 814,597,603.20 and 342,717,431.76

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Solution

The fourth proportional to 590,236,078.32, 814,597,603.20 and 342,717,431.76 is: 472,991,754.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,236,078.32 : 814,597,603.20 = 342,717,431.76 : x
  2. Step 2: Convert to fraction form
    590,236,078.32/814,597,603.20 = 342,717,431.76/x
  3. Step 3: Cross multiply
    590,236,078.32x = 814,597,603.20 × 342,717,431.76
  4. Step 4: Simplify right side
    590,236,078.32x = 279,176,798,486,555,552
  5. Step 5: Solve for x
    x = 279,176,798,486,555,552/590,236,078.32
  6. Step 6: Final answer
    x = 472,991,754.89

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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.