Home / 894,083,787.90-1,342,655,998.65-485,937,099.90

Finding the Fourth Proportional to 894,083,787.90, 1,342,655,998.65 and 485,937,099.90

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Solution

The fourth proportional to 894,083,787.90, 1,342,655,998.65 and 485,937,099.90 is: 729,737,381.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,083,787.90 : 1,342,655,998.65 = 485,937,099.90 : x
  2. Step 2: Convert to fraction form
    894,083,787.90/1,342,655,998.65 = 485,937,099.90/x
  3. Step 3: Cross multiply
    894,083,787.90x = 1,342,655,998.65 × 485,937,099.90
  4. Step 4: Simplify right side
    894,083,787.90x = 652,446,362,147,319,296
  5. Step 5: Solve for x
    x = 652,446,362,147,319,296/894,083,787.90
  6. Step 6: Final answer
    x = 729,737,381.41

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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.