Home / 725,043,625,703.38-1,087,565,439,618.20-294,679,880,536.36

Finding the Fourth Proportional to 725,043,625,703.38, 1,087,565,439,618.20 and 294,679,880,536.36

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Solution

The fourth proportional to 725,043,625,703.38, 1,087,565,439,618.20 and 294,679,880,536.36 is: 442,019,821,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,043,625,703.38 : 1,087,565,439,618.20 = 294,679,880,536.36 : x
  2. Step 2: Convert to fraction form
    725,043,625,703.38/1,087,565,439,618.20 = 294,679,880,536.36/x
  3. Step 3: Cross multiply
    725,043,625,703.38x = 1,087,565,439,618.20 × 294,679,880,536.36
  4. Step 4: Simplify right side
    725,043,625,703.38x = 320,483,653,822,164,987,019,264
  5. Step 5: Solve for x
    x = 320,483,653,822,164,987,019,264/725,043,625,703.38
  6. Step 6: Final answer
    x = 442,019,821,236.63

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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.