Home / 278,223,003.34-419,334,342.47-239,824,918.60

Finding the Fourth Proportional to 278,223,003.34, 419,334,342.47 and 239,824,918.60

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Solution

The fourth proportional to 278,223,003.34, 419,334,342.47 and 239,824,918.60 is: 361,461,214.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,223,003.34 : 419,334,342.47 = 239,824,918.60 : x
  2. Step 2: Convert to fraction form
    278,223,003.34/419,334,342.47 = 239,824,918.60/x
  3. Step 3: Cross multiply
    278,223,003.34x = 419,334,342.47 × 239,824,918.60
  4. Step 4: Simplify right side
    278,223,003.34x = 100,566,824,549,052,272
  5. Step 5: Solve for x
    x = 100,566,824,549,052,272/278,223,003.34
  6. Step 6: Final answer
    x = 361,461,214.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.