Home / 1,376,899,226-1,900,120,970.76-758,800,538

Finding the Fourth Proportional to 1,376,899,226, 1,900,120,970.76 and 758,800,538

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Solution

The fourth proportional to 1,376,899,226, 1,900,120,970.76 and 758,800,538 is: 1,047,144,763.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,899,226 : 1,900,120,970.76 = 758,800,538 : x
  2. Step 2: Convert to fraction form
    1,376,899,226/1,900,120,970.76 = 758,800,538/x
  3. Step 3: Cross multiply
    1,376,899,226x = 1,900,120,970.76 × 758,800,538
  4. Step 4: Simplify right side
    1,376,899,226x = 1,441,812,814,877,770,240
  5. Step 5: Solve for x
    x = 1,441,812,814,877,770,240/1,376,899,226
  6. Step 6: Final answer
    x = 1,047,144,763.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.