Home / 839,788,240.44-1,260,244,230.96-348,501,493.56

Finding the Fourth Proportional to 839,788,240.44, 1,260,244,230.96 and 348,501,493.56

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Solution

The fourth proportional to 839,788,240.44, 1,260,244,230.96 and 348,501,493.56 is: 522,985,409.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,788,240.44 : 1,260,244,230.96 = 348,501,493.56 : x
  2. Step 2: Convert to fraction form
    839,788,240.44/1,260,244,230.96 = 348,501,493.56/x
  3. Step 3: Cross multiply
    839,788,240.44x = 1,260,244,230.96 × 348,501,493.56
  4. Step 4: Simplify right side
    839,788,240.44x = 439,196,996,739,933,632
  5. Step 5: Solve for x
    x = 439,196,996,739,933,632/839,788,240.44
  6. Step 6: Final answer
    x = 522,985,409.40

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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.