Home / 77,130,871.14-115,614,964.89-25,301,945.46

Finding the Fourth Proportional to 77,130,871.14, 115,614,964.89 and 25,301,945.46

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Solution

The fourth proportional to 77,130,871.14, 115,614,964.89 and 25,301,945.46 is: 37,926,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,130,871.14 : 115,614,964.89 = 25,301,945.46 : x
  2. Step 2: Convert to fraction form
    77,130,871.14/115,614,964.89 = 25,301,945.46/x
  3. Step 3: Cross multiply
    77,130,871.14x = 115,614,964.89 × 25,301,945.46
  4. Step 4: Simplify right side
    77,130,871.14x = 2,925,283,536,006,595
  5. Step 5: Solve for x
    x = 2,925,283,536,006,595/77,130,871.14
  6. Step 6: Final answer
    x = 37,926,234.89

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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.