Home / 131,452,903.89-181,389,203.28-75,716,451.27

Finding the Fourth Proportional to 131,452,903.89, 181,389,203.28 and 75,716,451.27

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Solution

The fourth proportional to 131,452,903.89, 181,389,203.28 and 75,716,451.27 is: 104,479,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,452,903.89 : 181,389,203.28 = 75,716,451.27 : x
  2. Step 2: Convert to fraction form
    131,452,903.89/181,389,203.28 = 75,716,451.27/x
  3. Step 3: Cross multiply
    131,452,903.89x = 181,389,203.28 × 75,716,451.27
  4. Step 4: Simplify right side
    131,452,903.89x = 13,734,146,771,054,244
  5. Step 5: Solve for x
    x = 13,734,146,771,054,244/131,452,903.89
  6. Step 6: Final answer
    x = 104,479,599.65

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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.