Home / 610,880,371.70-916,320,557.55-222,715,865.30

Finding the Fourth Proportional to 610,880,371.70, 916,320,557.55 and 222,715,865.30

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Solution

The fourth proportional to 610,880,371.70, 916,320,557.55 and 222,715,865.30 is: 334,073,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,880,371.70 : 916,320,557.55 = 222,715,865.30 : x
  2. Step 2: Convert to fraction form
    610,880,371.70/916,320,557.55 = 222,715,865.30/x
  3. Step 3: Cross multiply
    610,880,371.70x = 916,320,557.55 × 222,715,865.30
  4. Step 4: Simplify right side
    610,880,371.70x = 204,079,125,866,926,688
  5. Step 5: Solve for x
    x = 204,079,125,866,926,688/610,880,371.70
  6. Step 6: Final answer
    x = 334,073,797.95

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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.