Home / 363,007,269.20-544,510,903.80-90,378,036.20

Finding the Fourth Proportional to 363,007,269.20, 544,510,903.80 and 90,378,036.20

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Solution

The fourth proportional to 363,007,269.20, 544,510,903.80 and 90,378,036.20 is: 135,567,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,007,269.20 : 544,510,903.80 = 90,378,036.20 : x
  2. Step 2: Convert to fraction form
    363,007,269.20/544,510,903.80 = 90,378,036.20/x
  3. Step 3: Cross multiply
    363,007,269.20x = 544,510,903.80 × 90,378,036.20
  4. Step 4: Simplify right side
    363,007,269.20x = 49,211,826,174,931,112
  5. Step 5: Solve for x
    x = 49,211,826,174,931,112/363,007,269.20
  6. Step 6: Final answer
    x = 135,567,054.30

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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.