Home / 118,194,684.66-163,152,190.90-71,153,945.46

Finding the Fourth Proportional to 118,194,684.66, 163,152,190.90 and 71,153,945.46

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Solution

The fourth proportional to 118,194,684.66, 163,152,190.90 and 71,153,945.46 is: 98,218,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,194,684.66 : 163,152,190.90 = 71,153,945.46 : x
  2. Step 2: Convert to fraction form
    118,194,684.66/163,152,190.90 = 71,153,945.46/x
  3. Step 3: Cross multiply
    118,194,684.66x = 163,152,190.90 × 71,153,945.46
  4. Step 4: Simplify right side
    118,194,684.66x = 11,608,922,092,978,108
  5. Step 5: Solve for x
    x = 11,608,922,092,978,108/118,194,684.66
  6. Step 6: Final answer
    x = 98,218,647.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.