Home / 839,732,025.60-1,258,674,249.60-294,192,748.80

Finding the Fourth Proportional to 839,732,025.60, 1,258,674,249.60 and 294,192,748.80

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Solution

The fourth proportional to 839,732,025.60, 1,258,674,249.60 and 294,192,748.80 is: 440,965,481.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,732,025.60 : 1,258,674,249.60 = 294,192,748.80 : x
  2. Step 2: Convert to fraction form
    839,732,025.60/1,258,674,249.60 = 294,192,748.80/x
  3. Step 3: Cross multiply
    839,732,025.60x = 1,258,674,249.60 × 294,192,748.80
  4. Step 4: Simplify right side
    839,732,025.60x = 370,292,837,333,601,280
  5. Step 5: Solve for x
    x = 370,292,837,333,601,280/839,732,025.60
  6. Step 6: Final answer
    x = 440,965,481.90

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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.