Home / 362,312,999.70-543,469,499.55-89,683,766.70

Finding the Fourth Proportional to 362,312,999.70, 543,469,499.55 and 89,683,766.70

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Solution

The fourth proportional to 362,312,999.70, 543,469,499.55 and 89,683,766.70 is: 134,525,650.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,312,999.70 : 543,469,499.55 = 89,683,766.70 : x
  2. Step 2: Convert to fraction form
    362,312,999.70/543,469,499.55 = 89,683,766.70/x
  3. Step 3: Cross multiply
    362,312,999.70x = 543,469,499.55 × 89,683,766.70
  4. Step 4: Simplify right side
    362,312,999.70x = 48,740,391,806,207,952
  5. Step 5: Solve for x
    x = 48,740,391,806,207,952/362,312,999.70
  6. Step 6: Final answer
    x = 134,525,650.05

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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.