Home / 486,954,607.46-729,974,674.71-163,612,353.38

Finding the Fourth Proportional to 486,954,607.46, 729,974,674.71 and 163,612,353.38

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Solution

The fourth proportional to 486,954,607.46, 729,974,674.71 and 163,612,353.38 is: 245,264,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,954,607.46 : 729,974,674.71 = 163,612,353.38 : x
  2. Step 2: Convert to fraction form
    486,954,607.46/729,974,674.71 = 163,612,353.38/x
  3. Step 3: Cross multiply
    486,954,607.46x = 729,974,674.71 × 163,612,353.38
  4. Step 4: Simplify right side
    486,954,607.46x = 119,432,874,437,103,072
  5. Step 5: Solve for x
    x = 119,432,874,437,103,072/486,954,607.46
  6. Step 6: Final answer
    x = 245,264,902.74

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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.