Home / 294,759,077.40-442,138,616.10-100,641,394.80

Finding the Fourth Proportional to 294,759,077.40, 442,138,616.10 and 100,641,394.80

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Solution

The fourth proportional to 294,759,077.40, 442,138,616.10 and 100,641,394.80 is: 150,962,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,759,077.40 : 442,138,616.10 = 100,641,394.80 : x
  2. Step 2: Convert to fraction form
    294,759,077.40/442,138,616.10 = 100,641,394.80/x
  3. Step 3: Cross multiply
    294,759,077.40x = 442,138,616.10 × 100,641,394.80
  4. Step 4: Simplify right side
    294,759,077.40x = 44,497,447,019,245,736
  5. Step 5: Solve for x
    x = 44,497,447,019,245,736/294,759,077.40
  6. Step 6: Final answer
    x = 150,962,092.20

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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.