Home / 538,944,028.40-808,416,042.60-294,056,015.60

Finding the Fourth Proportional to 538,944,028.40, 808,416,042.60 and 294,056,015.60

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Solution

The fourth proportional to 538,944,028.40, 808,416,042.60 and 294,056,015.60 is: 441,084,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,944,028.40 : 808,416,042.60 = 294,056,015.60 : x
  2. Step 2: Convert to fraction form
    538,944,028.40/808,416,042.60 = 294,056,015.60/x
  3. Step 3: Cross multiply
    538,944,028.40x = 808,416,042.60 × 294,056,015.60
  4. Step 4: Simplify right side
    538,944,028.40x = 237,719,600,434,075,904
  5. Step 5: Solve for x
    x = 237,719,600,434,075,904/538,944,028.40
  6. Step 6: Final answer
    x = 441,084,023.40

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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.