Home / 501,491,568.12-750,291,085.98-439,615,302

Finding the Fourth Proportional to 501,491,568.12, 750,291,085.98 and 439,615,302

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Solution

The fourth proportional to 501,491,568.12, 750,291,085.98 and 439,615,302 is: 657,716,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,491,568.12 : 750,291,085.98 = 439,615,302 : x
  2. Step 2: Convert to fraction form
    501,491,568.12/750,291,085.98 = 439,615,302/x
  3. Step 3: Cross multiply
    501,491,568.12x = 750,291,085.98 × 439,615,302
  4. Step 4: Simplify right side
    501,491,568.12x = 329,839,442,351,005,696
  5. Step 5: Solve for x
    x = 329,839,442,351,005,696/501,491,568.12
  6. Step 6: Final answer
    x = 657,716,825.80

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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.