Home / 776,614,082.05-1,164,925,478.31-259,043,101.66

Finding the Fourth Proportional to 776,614,082.05, 1,164,925,478.31 and 259,043,101.66

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Solution

The fourth proportional to 776,614,082.05, 1,164,925,478.31 and 259,043,101.66 is: 388,566,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,614,082.05 : 1,164,925,478.31 = 259,043,101.66 : x
  2. Step 2: Convert to fraction form
    776,614,082.05/1,164,925,478.31 = 259,043,101.66/x
  3. Step 3: Cross multiply
    776,614,082.05x = 1,164,925,478.31 × 259,043,101.66
  4. Step 4: Simplify right side
    776,614,082.05x = 301,765,909,097,061,632
  5. Step 5: Solve for x
    x = 301,765,909,097,061,632/776,614,082.05
  6. Step 6: Final answer
    x = 388,566,105.19

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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.