Home / 938,612,327.74-1,407,972,295.41-248,501,649.22

Finding the Fourth Proportional to 938,612,327.74, 1,407,972,295.41 and 248,501,649.22

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Solution

The fourth proportional to 938,612,327.74, 1,407,972,295.41 and 248,501,649.22 is: 372,766,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,612,327.74 : 1,407,972,295.41 = 248,501,649.22 : x
  2. Step 2: Convert to fraction form
    938,612,327.74/1,407,972,295.41 = 248,501,649.22/x
  3. Step 3: Cross multiply
    938,612,327.74x = 1,407,972,295.41 × 248,501,649.22
  4. Step 4: Simplify right side
    938,612,327.74x = 349,883,437,465,454,080
  5. Step 5: Solve for x
    x = 349,883,437,465,454,080/938,612,327.74
  6. Step 6: Final answer
    x = 372,766,718.62

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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.