Home / 372,735,998.40-559,103,997.60-263,896,881.60

Finding the Fourth Proportional to 372,735,998.40, 559,103,997.60 and 263,896,881.60

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Solution

The fourth proportional to 372,735,998.40, 559,103,997.60 and 263,896,881.60 is: 395,845,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,735,998.40 : 559,103,997.60 = 263,896,881.60 : x
  2. Step 2: Convert to fraction form
    372,735,998.40/559,103,997.60 = 263,896,881.60/x
  3. Step 3: Cross multiply
    372,735,998.40x = 559,103,997.60 × 263,896,881.60
  4. Step 4: Simplify right side
    372,735,998.40x = 147,545,801,456,733,888
  5. Step 5: Solve for x
    x = 147,545,801,456,733,888/372,735,998.40
  6. Step 6: Final answer
    x = 395,845,322.40

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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.