Home / 372,733,981.60-559,095,723.60-168,261,728.80

Finding the Fourth Proportional to 372,733,981.60, 559,095,723.60 and 168,261,728.80

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Solution

The fourth proportional to 372,733,981.60, 559,095,723.60 and 168,261,728.80 is: 252,390,223.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,733,981.60 : 559,095,723.60 = 168,261,728.80 : x
  2. Step 2: Convert to fraction form
    372,733,981.60/559,095,723.60 = 168,261,728.80/x
  3. Step 3: Cross multiply
    372,733,981.60x = 559,095,723.60 × 168,261,728.80
  4. Step 4: Simplify right side
    372,733,981.60x = 94,074,413,017,622,976
  5. Step 5: Solve for x
    x = 94,074,413,017,622,976/372,733,981.60
  6. Step 6: Final answer
    x = 252,390,223.76

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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.