Home / 127,770,110.25-176,322,752.15-72,771,084.33

Finding the Fourth Proportional to 127,770,110.25, 176,322,752.15 and 72,771,084.33

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Solution

The fourth proportional to 127,770,110.25, 176,322,752.15 and 72,771,084.33 is: 100,424,096.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,770,110.25 : 176,322,752.15 = 72,771,084.33 : x
  2. Step 2: Convert to fraction form
    127,770,110.25/176,322,752.15 = 72,771,084.33/x
  3. Step 3: Cross multiply
    127,770,110.25x = 176,322,752.15 × 72,771,084.33
  4. Step 4: Simplify right side
    127,770,110.25x = 12,831,197,865,641,484
  5. Step 5: Solve for x
    x = 12,831,197,865,641,484/127,770,110.25
  6. Step 6: Final answer
    x = 100,424,096.38

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1.5x scale

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.