Home / 189,781,446.80-284,684,661.09-49,725,333.50

Finding the Fourth Proportional to 189,781,446.80, 284,684,661.09 and 49,725,333.50

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Solution

The fourth proportional to 189,781,446.80, 284,684,661.09 and 49,725,333.50 is: 74,591,273.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,781,446.80 : 284,684,661.09 = 49,725,333.50 : x
  2. Step 2: Convert to fraction form
    189,781,446.80/284,684,661.09 = 49,725,333.50/x
  3. Step 3: Cross multiply
    189,781,446.80x = 284,684,661.09 × 49,725,333.50
  4. Step 4: Simplify right side
    189,781,446.80x = 14,156,039,713,611,298
  5. Step 5: Solve for x
    x = 14,156,039,713,611,298/189,781,446.80
  6. Step 6: Final answer
    x = 74,591,273.03

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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.