Home / 450,716,823.36-676,172,229.84-139,818,242.88

Finding the Fourth Proportional to 450,716,823.36, 676,172,229.84 and 139,818,242.88

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Solution

The fourth proportional to 450,716,823.36, 676,172,229.84 and 139,818,242.88 is: 209,757,453.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,716,823.36 : 676,172,229.84 = 139,818,242.88 : x
  2. Step 2: Convert to fraction form
    450,716,823.36/676,172,229.84 = 139,818,242.88/x
  3. Step 3: Cross multiply
    450,716,823.36x = 676,172,229.84 × 139,818,242.88
  4. Step 4: Simplify right side
    450,716,823.36x = 94,541,213,060,480,304
  5. Step 5: Solve for x
    x = 94,541,213,060,480,304/450,716,823.36
  6. Step 6: Final answer
    x = 209,757,453.37

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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.