Home / 481,660,565.13-664,709,851.56-269,971,308.32

Finding the Fourth Proportional to 481,660,565.13, 664,709,851.56 and 269,971,308.32

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Solution

The fourth proportional to 481,660,565.13, 664,709,851.56 and 269,971,308.32 is: 372,570,646.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,660,565.13 : 664,709,851.56 = 269,971,308.32 : x
  2. Step 2: Convert to fraction form
    481,660,565.13/664,709,851.56 = 269,971,308.32/x
  3. Step 3: Cross multiply
    481,660,565.13x = 664,709,851.56 × 269,971,308.32
  4. Step 4: Simplify right side
    481,660,565.13x = 179,452,588,276,535,040
  5. Step 5: Solve for x
    x = 179,452,588,276,535,040/481,660,565.13
  6. Step 6: Final answer
    x = 372,570,646.78

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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.