Home / 898,110,979.04-1,239,379,961-501,639,754.56

Finding the Fourth Proportional to 898,110,979.04, 1,239,379,961 and 501,639,754.56

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Solution

The fourth proportional to 898,110,979.04, 1,239,379,961 and 501,639,754.56 is: 692,255,493.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,110,979.04 : 1,239,379,961 = 501,639,754.56 : x
  2. Step 2: Convert to fraction form
    898,110,979.04/1,239,379,961 = 501,639,754.56/x
  3. Step 3: Cross multiply
    898,110,979.04x = 1,239,379,961 × 501,639,754.56
  4. Step 4: Simplify right side
    898,110,979.04x = 621,722,259,442,622,336
  5. Step 5: Solve for x
    x = 621,722,259,442,622,336/898,110,979.04
  6. Step 6: Final answer
    x = 692,255,493.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.