Home / 133,606,869.20-200,410,303.80-103,336,456.40

Finding the Fourth Proportional to 133,606,869.20, 200,410,303.80 and 103,336,456.40

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Solution

The fourth proportional to 133,606,869.20, 200,410,303.80 and 103,336,456.40 is: 155,004,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,606,869.20 : 200,410,303.80 = 103,336,456.40 : x
  2. Step 2: Convert to fraction form
    133,606,869.20/200,410,303.80 = 103,336,456.40/x
  3. Step 3: Cross multiply
    133,606,869.20x = 200,410,303.80 × 103,336,456.40
  4. Step 4: Simplify right side
    133,606,869.20x = 20,709,690,620,739,456
  5. Step 5: Solve for x
    x = 20,709,690,620,739,456/133,606,869.20
  6. Step 6: Final answer
    x = 155,004,684.60

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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.