Home / 363,007,267.70-544,510,901.55-90,378,034.70

Finding the Fourth Proportional to 363,007,267.70, 544,510,901.55 and 90,378,034.70

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Solution

The fourth proportional to 363,007,267.70, 544,510,901.55 and 90,378,034.70 is: 135,567,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,007,267.70 : 544,510,901.55 = 90,378,034.70 : x
  2. Step 2: Convert to fraction form
    363,007,267.70/544,510,901.55 = 90,378,034.70/x
  3. Step 3: Cross multiply
    363,007,267.70x = 544,510,901.55 × 90,378,034.70
  4. Step 4: Simplify right side
    363,007,267.70x = 49,211,825,154,814,184
  5. Step 5: Solve for x
    x = 49,211,825,154,814,184/363,007,267.70
  6. Step 6: Final answer
    x = 135,567,052.05

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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.