Home / 576,009,218.58-794,894,103.38-311,694,047.87

Finding the Fourth Proportional to 576,009,218.58, 794,894,103.38 and 311,694,047.87

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Solution

The fourth proportional to 576,009,218.58, 794,894,103.38 and 311,694,047.87 is: 430,138,533.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,009,218.58 : 794,894,103.38 = 311,694,047.87 : x
  2. Step 2: Convert to fraction form
    576,009,218.58/794,894,103.38 = 311,694,047.87/x
  3. Step 3: Cross multiply
    576,009,218.58x = 794,894,103.38 × 311,694,047.87
  4. Step 4: Simplify right side
    576,009,218.58x = 247,763,760,710,506,464
  5. Step 5: Solve for x
    x = 247,763,760,710,506,464/576,009,218.58
  6. Step 6: Final answer
    x = 430,138,533.76

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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.