Home / 373,573,113.40-558,848,015.70-328,223,481.40

Finding the Fourth Proportional to 373,573,113.40, 558,848,015.70 and 328,223,481.40

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Solution

The fourth proportional to 373,573,113.40, 558,848,015.70 and 328,223,481.40 is: 491,007,073.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,573,113.40 : 558,848,015.70 = 328,223,481.40 : x
  2. Step 2: Convert to fraction form
    373,573,113.40/558,848,015.70 = 328,223,481.40/x
  3. Step 3: Cross multiply
    373,573,113.40x = 558,848,015.70 × 328,223,481.40
  4. Step 4: Simplify right side
    373,573,113.40x = 183,427,041,286,535,872
  5. Step 5: Solve for x
    x = 183,427,041,286,535,872/373,573,113.40
  6. Step 6: Final answer
    x = 491,007,073.87

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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.