Home / 415,593,378.72-573,519,534.48-229,962,218.40

Finding the Fourth Proportional to 415,593,378.72, 573,519,534.48 and 229,962,218.40

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Solution

The fourth proportional to 415,593,378.72, 573,519,534.48 and 229,962,218.40 is: 317,348,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,593,378.72 : 573,519,534.48 = 229,962,218.40 : x
  2. Step 2: Convert to fraction form
    415,593,378.72/573,519,534.48 = 229,962,218.40/x
  3. Step 3: Cross multiply
    415,593,378.72x = 573,519,534.48 × 229,962,218.40
  4. Step 4: Simplify right side
    415,593,378.72x = 131,887,824,444,756,096
  5. Step 5: Solve for x
    x = 131,887,824,444,756,096/415,593,378.72
  6. Step 6: Final answer
    x = 317,348,233.15

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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.