Home / 886,233,799.90-1,328,162,429.58-689,734,491.58

Finding the Fourth Proportional to 886,233,799.90, 1,328,162,429.58 and 689,734,491.58

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Solution

The fourth proportional to 886,233,799.90, 1,328,162,429.58 and 689,734,491.58 is: 1,033,676,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,233,799.90 : 1,328,162,429.58 = 689,734,491.58 : x
  2. Step 2: Convert to fraction form
    886,233,799.90/1,328,162,429.58 = 689,734,491.58/x
  3. Step 3: Cross multiply
    886,233,799.90x = 1,328,162,429.58 × 689,734,491.58
  4. Step 4: Simplify right side
    886,233,799.90x = 916,079,438,102,018,816
  5. Step 5: Solve for x
    x = 916,079,438,102,018,816/886,233,799.90
  6. Step 6: Final answer
    x = 1,033,676,935.14

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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.