Home / 705,924,280.24-1,057,659,289.43-495,388,447.59

Finding the Fourth Proportional to 705,924,280.24, 1,057,659,289.43 and 495,388,447.59

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Solution

The fourth proportional to 705,924,280.24, 1,057,659,289.43 and 495,388,447.59 is: 742,221,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,924,280.24 : 1,057,659,289.43 = 495,388,447.59 : x
  2. Step 2: Convert to fraction form
    705,924,280.24/1,057,659,289.43 = 495,388,447.59/x
  3. Step 3: Cross multiply
    705,924,280.24x = 1,057,659,289.43 × 495,388,447.59
  4. Step 4: Simplify right side
    705,924,280.24x = 523,952,193,471,359,424
  5. Step 5: Solve for x
    x = 523,952,193,471,359,424/705,924,280.24
  6. Step 6: Final answer
    x = 742,221,521.68

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Double scale
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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.