Home / 189,444,048.40-284,166,083.40-45,836,880.40

Finding the Fourth Proportional to 189,444,048.40, 284,166,083.40 and 45,836,880.40

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Solution

The fourth proportional to 189,444,048.40, 284,166,083.40 and 45,836,880.40 is: 68,755,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,444,048.40 : 284,166,083.40 = 45,836,880.40 : x
  2. Step 2: Convert to fraction form
    189,444,048.40/284,166,083.40 = 45,836,880.40/x
  3. Step 3: Cross multiply
    189,444,048.40x = 284,166,083.40 × 45,836,880.40
  4. Step 4: Simplify right side
    189,444,048.40x = 13,025,286,778,542,224
  5. Step 5: Solve for x
    x = 13,025,286,778,542,224/189,444,048.40
  6. Step 6: Final answer
    x = 68,755,323.21

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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.