Home / 538,650,234,330.55-743,336,838,228.05-304,054,912,433.12

Finding the Fourth Proportional to 538,650,234,330.55, 743,336,838,228.05 and 304,054,912,433.12

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Solution

The fourth proportional to 538,650,234,330.55, 743,336,838,228.05 and 304,054,912,433.12 is: 419,595,505,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,650,234,330.55 : 743,336,838,228.05 = 304,054,912,433.12 : x
  2. Step 2: Convert to fraction form
    538,650,234,330.55/743,336,838,228.05 = 304,054,912,433.12/x
  3. Step 3: Cross multiply
    538,650,234,330.55x = 743,336,838,228.05 × 304,054,912,433.12
  4. Step 4: Simplify right side
    538,650,234,330.55x = 226,015,217,255,742,043,062,272
  5. Step 5: Solve for x
    x = 226,015,217,255,742,043,062,272/538,650,234,330.55
  6. Step 6: Final answer
    x = 419,595,505,303.44

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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.