Home / 136,765,252.14-188,736,093.66-74,889,510.54

Finding the Fourth Proportional to 136,765,252.14, 188,736,093.66 and 74,889,510.54

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Solution

The fourth proportional to 136,765,252.14, 188,736,093.66 and 74,889,510.54 is: 103,347,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,765,252.14 : 188,736,093.66 = 74,889,510.54 : x
  2. Step 2: Convert to fraction form
    136,765,252.14/188,736,093.66 = 74,889,510.54/x
  3. Step 3: Cross multiply
    136,765,252.14x = 188,736,093.66 × 74,889,510.54
  4. Step 4: Simplify right side
    136,765,252.14x = 14,134,353,675,428,998
  5. Step 5: Solve for x
    x = 14,134,353,675,428,998/136,765,252.14
  6. Step 6: Final answer
    x = 103,347,549.57

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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.