Home / 126,104,069.54-189,164,084.44-53,307,279.74

Finding the Fourth Proportional to 126,104,069.54, 189,164,084.44 and 53,307,279.74

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Solution

The fourth proportional to 126,104,069.54, 189,164,084.44 and 53,307,279.74 is: 79,964,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,104,069.54 : 189,164,084.44 = 53,307,279.74 : x
  2. Step 2: Convert to fraction form
    126,104,069.54/189,164,084.44 = 53,307,279.74/x
  3. Step 3: Cross multiply
    126,104,069.54x = 189,164,084.44 × 53,307,279.74
  4. Step 4: Simplify right side
    126,104,069.54x = 10,083,822,766,004,062
  5. Step 5: Solve for x
    x = 10,083,822,766,004,062/126,104,069.54
  6. Step 6: Final answer
    x = 79,964,293.01

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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.