Home / 662,019,276.80-913,575,440.52-364,689,331.88

Finding the Fourth Proportional to 662,019,276.80, 913,575,440.52 and 364,689,331.88

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Solution

The fourth proportional to 662,019,276.80, 913,575,440.52 and 364,689,331.88 is: 503,265,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,019,276.80 : 913,575,440.52 = 364,689,331.88 : x
  2. Step 2: Convert to fraction form
    662,019,276.80/913,575,440.52 = 364,689,331.88/x
  3. Step 3: Cross multiply
    662,019,276.80x = 913,575,440.52 × 364,689,331.88
  4. Step 4: Simplify right side
    662,019,276.80x = 333,171,217,025,215,488
  5. Step 5: Solve for x
    x = 333,171,217,025,215,488/662,019,276.80
  6. Step 6: Final answer
    x = 503,265,129.43

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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.