Home / 193,043,825.40-289,593,019.18-61,855,427.82

Finding the Fourth Proportional to 193,043,825.40, 289,593,019.18 and 61,855,427.82

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Solution

The fourth proportional to 193,043,825.40, 289,593,019.18 and 61,855,427.82 is: 92,791,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,043,825.40 : 289,593,019.18 = 61,855,427.82 : x
  2. Step 2: Convert to fraction form
    193,043,825.40/289,593,019.18 = 61,855,427.82/x
  3. Step 3: Cross multiply
    193,043,825.40x = 289,593,019.18 × 61,855,427.82
  4. Step 4: Simplify right side
    193,043,825.40x = 17,912,900,095,064,366
  5. Step 5: Solve for x
    x = 17,912,900,095,064,366/193,043,825.40
  6. Step 6: Final answer
    x = 92,791,883.18

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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.