Home / 605,988,239.40-908,850,417.39-163,320,587.46

Finding the Fourth Proportional to 605,988,239.40, 908,850,417.39 and 163,320,587.46

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Solution

The fourth proportional to 605,988,239.40, 908,850,417.39 and 163,320,587.46 is: 244,945,321.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,988,239.40 : 908,850,417.39 = 163,320,587.46 : x
  2. Step 2: Convert to fraction form
    605,988,239.40/908,850,417.39 = 163,320,587.46/x
  3. Step 3: Cross multiply
    605,988,239.40x = 908,850,417.39 × 163,320,587.46
  4. Step 4: Simplify right side
    605,988,239.40x = 148,433,984,081,400,992
  5. Step 5: Solve for x
    x = 148,433,984,081,400,992/605,988,239.40
  6. Step 6: Final answer
    x = 244,945,321.43

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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.