Home / 315,202,924.20-472,166,657.10-218,268,085.80

Finding the Fourth Proportional to 315,202,924.20, 472,166,657.10 and 218,268,085.80

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Solution

The fourth proportional to 315,202,924.20, 472,166,657.10 and 218,268,085.80 is: 326,960,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,202,924.20 : 472,166,657.10 = 218,268,085.80 : x
  2. Step 2: Convert to fraction form
    315,202,924.20/472,166,657.10 = 218,268,085.80/x
  3. Step 3: Cross multiply
    315,202,924.20x = 472,166,657.10 × 218,268,085.80
  4. Step 4: Simplify right side
    315,202,924.20x = 103,058,912,423,801,984
  5. Step 5: Solve for x
    x = 103,058,912,423,801,984/315,202,924.20
  6. Step 6: Final answer
    x = 326,960,521.34

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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.