Home / 422,707,240.49-583,340,721.06-234,538,941.47

Finding the Fourth Proportional to 422,707,240.49, 583,340,721.06 and 234,538,941.47

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Solution

The fourth proportional to 422,707,240.49, 583,340,721.06 and 234,538,941.47 is: 323,666,363.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,707,240.49 : 583,340,721.06 = 234,538,941.47 : x
  2. Step 2: Convert to fraction form
    422,707,240.49/583,340,721.06 = 234,538,941.47/x
  3. Step 3: Cross multiply
    422,707,240.49x = 583,340,721.06 × 234,538,941.47
  4. Step 4: Simplify right side
    422,707,240.49x = 136,816,115,233,758,928
  5. Step 5: Solve for x
    x = 136,816,115,233,758,928/422,707,240.49
  6. Step 6: Final answer
    x = 323,666,363.21

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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.