Home / 193,019,725.64-289,366,859.16-83,762,591.13

Finding the Fourth Proportional to 193,019,725.64, 289,366,859.16 and 83,762,591.13

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Solution

The fourth proportional to 193,019,725.64, 289,366,859.16 and 83,762,591.13 is: 125,573,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,019,725.64 : 289,366,859.16 = 83,762,591.13 : x
  2. Step 2: Convert to fraction form
    193,019,725.64/289,366,859.16 = 83,762,591.13/x
  3. Step 3: Cross multiply
    193,019,725.64x = 289,366,859.16 × 83,762,591.13
  4. Step 4: Simplify right side
    193,019,725.64x = 24,238,117,910,391,376
  5. Step 5: Solve for x
    x = 24,238,117,910,391,376/193,019,725.64
  6. Step 6: Final answer
    x = 125,573,268.90

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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.