Home / 285,891,334.84-428,884,834.38-224,478,016.12

Finding the Fourth Proportional to 285,891,334.84, 428,884,834.38 and 224,478,016.12

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Solution

The fourth proportional to 285,891,334.84, 428,884,834.38 and 224,478,016.12 is: 336,754,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,891,334.84 : 428,884,834.38 = 224,478,016.12 : x
  2. Step 2: Convert to fraction form
    285,891,334.84/428,884,834.38 = 224,478,016.12/x
  3. Step 3: Cross multiply
    285,891,334.84x = 428,884,834.38 × 224,478,016.12
  4. Step 4: Simplify right side
    285,891,334.84x = 96,275,216,765,577,168
  5. Step 5: Solve for x
    x = 96,275,216,765,577,168/285,891,334.84
  6. Step 6: Final answer
    x = 336,754,581.31

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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.