Home / 675,612,376.11-1,013,222,816.73-202,892,347.98

Finding the Fourth Proportional to 675,612,376.11, 1,013,222,816.73 and 202,892,347.98

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Solution

The fourth proportional to 675,612,376.11, 1,013,222,816.73 and 202,892,347.98 is: 304,279,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,612,376.11 : 1,013,222,816.73 = 202,892,347.98 : x
  2. Step 2: Convert to fraction form
    675,612,376.11/1,013,222,816.73 = 202,892,347.98/x
  3. Step 3: Cross multiply
    675,612,376.11x = 1,013,222,816.73 × 202,892,347.98
  4. Step 4: Simplify right side
    675,612,376.11x = 205,575,156,313,258,912
  5. Step 5: Solve for x
    x = 205,575,156,313,258,912/675,612,376.11
  6. Step 6: Final answer
    x = 304,279,737.29

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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.