Home / 729,210,019,496.62-1,093,715,735,931.70-191,942,988,921.24

Finding the Fourth Proportional to 729,210,019,496.62, 1,093,715,735,931.70 and 191,942,988,921.24

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Solution

The fourth proportional to 729,210,019,496.62, 1,093,715,735,931.70 and 191,942,988,921.24 is: 287,888,347,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,210,019,496.62 : 1,093,715,735,931.70 = 191,942,988,921.24 : x
  2. Step 2: Convert to fraction form
    729,210,019,496.62/1,093,715,735,931.70 = 191,942,988,921.24/x
  3. Step 3: Cross multiply
    729,210,019,496.62x = 1,093,715,735,931.70 × 191,942,988,921.24
  4. Step 4: Simplify right side
    729,210,019,496.62x = 209,931,067,384,924,142,043,136
  5. Step 5: Solve for x
    x = 209,931,067,384,924,142,043,136/729,210,019,496.62
  6. Step 6: Final answer
    x = 287,888,347,351.35

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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.