Home / 291,235,643.40-436,853,465.10-182,396,526.60

Finding the Fourth Proportional to 291,235,643.40, 436,853,465.10 and 182,396,526.60

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Solution

The fourth proportional to 291,235,643.40, 436,853,465.10 and 182,396,526.60 is: 273,594,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,235,643.40 : 436,853,465.10 = 182,396,526.60 : x
  2. Step 2: Convert to fraction form
    291,235,643.40/436,853,465.10 = 182,396,526.60/x
  3. Step 3: Cross multiply
    291,235,643.40x = 436,853,465.10 × 182,396,526.60
  4. Step 4: Simplify right side
    291,235,643.40x = 79,680,554,667,414,320
  5. Step 5: Solve for x
    x = 79,680,554,667,414,320/291,235,643.40
  6. Step 6: Final answer
    x = 273,594,789.90

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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.