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Finding the Fourth Proportional to 310,294,509.52, 465,301,697.86 and 88,915,213.54

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Solution

The fourth proportional to 310,294,509.52, 465,301,697.86 and 88,915,213.54 is: 133,332,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,294,509.52 : 465,301,697.86 = 88,915,213.54 : x
  2. Step 2: Convert to fraction form
    310,294,509.52/465,301,697.86 = 88,915,213.54/x
  3. Step 3: Cross multiply
    310,294,509.52x = 465,301,697.86 × 88,915,213.54
  4. Step 4: Simplify right side
    310,294,509.52x = 41,372,399,826,439,232
  5. Step 5: Solve for x
    x = 41,372,399,826,439,232/310,294,509.52
  6. Step 6: Final answer
    x = 133,332,684.13

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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.