Home / 584,503,171.74-805,968,016.32-372,474,128.23

Finding the Fourth Proportional to 584,503,171.74, 805,968,016.32 and 372,474,128.23

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Solution

The fourth proportional to 584,503,171.74, 805,968,016.32 and 372,474,128.23 is: 513,602,404.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,503,171.74 : 805,968,016.32 = 372,474,128.23 : x
  2. Step 2: Convert to fraction form
    584,503,171.74/805,968,016.32 = 372,474,128.23/x
  3. Step 3: Cross multiply
    584,503,171.74x = 805,968,016.32 × 372,474,128.23
  4. Step 4: Simplify right side
    584,503,171.74x = 300,202,234,259,436,288
  5. Step 5: Solve for x
    x = 300,202,234,259,436,288/584,503,171.74
  6. Step 6: Final answer
    x = 513,602,404.19

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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.