Home / 862,276,014.30-1,293,414,021.45-248,880,251.10

Finding the Fourth Proportional to 862,276,014.30, 1,293,414,021.45 and 248,880,251.10

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Solution

The fourth proportional to 862,276,014.30, 1,293,414,021.45 and 248,880,251.10 is: 373,320,376.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,276,014.30 : 1,293,414,021.45 = 248,880,251.10 : x
  2. Step 2: Convert to fraction form
    862,276,014.30/1,293,414,021.45 = 248,880,251.10/x
  3. Step 3: Cross multiply
    862,276,014.30x = 1,293,414,021.45 × 248,880,251.10
  4. Step 4: Simplify right side
    862,276,014.30x = 321,905,206,434,736,768
  5. Step 5: Solve for x
    x = 321,905,206,434,736,768/862,276,014.30
  6. Step 6: Final answer
    x = 373,320,376.65

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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.