Home / 124,716,424.59-186,979,272.26-75,521,571.12

Finding the Fourth Proportional to 124,716,424.59, 186,979,272.26 and 75,521,571.12

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Solution

The fourth proportional to 124,716,424.59, 186,979,272.26 and 75,521,571.12 is: 113,224,608.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,716,424.59 : 186,979,272.26 = 75,521,571.12 : x
  2. Step 2: Convert to fraction form
    124,716,424.59/186,979,272.26 = 75,521,571.12/x
  3. Step 3: Cross multiply
    124,716,424.59x = 186,979,272.26 × 75,521,571.12
  4. Step 4: Simplify right side
    124,716,424.59x = 14,120,968,407,571,826
  5. Step 5: Solve for x
    x = 14,120,968,407,571,826/124,716,424.59
  6. Step 6: Final answer
    x = 113,224,608.98

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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.