Home / 498,238,093.80-747,357,140.70-268,655,581.80

Finding the Fourth Proportional to 498,238,093.80, 747,357,140.70 and 268,655,581.80

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Solution

The fourth proportional to 498,238,093.80, 747,357,140.70 and 268,655,581.80 is: 402,983,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,238,093.80 : 747,357,140.70 = 268,655,581.80 : x
  2. Step 2: Convert to fraction form
    498,238,093.80/747,357,140.70 = 268,655,581.80/x
  3. Step 3: Cross multiply
    498,238,093.80x = 747,357,140.70 × 268,655,581.80
  4. Step 4: Simplify right side
    498,238,093.80x = 200,781,667,447,142,976
  5. Step 5: Solve for x
    x = 200,781,667,447,142,976/498,238,093.80
  6. Step 6: Final answer
    x = 402,983,372.70

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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.