Home / 683,315,713.95-1,025,148,355.95-198,641,521.95

Finding the Fourth Proportional to 683,315,713.95, 1,025,148,355.95 and 198,641,521.95

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Solution

The fourth proportional to 683,315,713.95, 1,025,148,355.95 and 198,641,521.95 is: 298,013,093.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,315,713.95 : 1,025,148,355.95 = 198,641,521.95 : x
  2. Step 2: Convert to fraction form
    683,315,713.95/1,025,148,355.95 = 198,641,521.95/x
  3. Step 3: Cross multiply
    683,315,713.95x = 1,025,148,355.95 × 198,641,521.95
  4. Step 4: Simplify right side
    683,315,713.95x = 203,637,029,645,322,592
  5. Step 5: Solve for x
    x = 203,637,029,645,322,592/683,315,713.95
  6. Step 6: Final answer
    x = 298,013,093.35

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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.