Home / 411,520,425.21-567,898,749.14-223,348,721.94

Finding the Fourth Proportional to 411,520,425.21, 567,898,749.14 and 223,348,721.94

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Solution

The fourth proportional to 411,520,425.21, 567,898,749.14 and 223,348,721.94 is: 308,221,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,520,425.21 : 567,898,749.14 = 223,348,721.94 : x
  2. Step 2: Convert to fraction form
    411,520,425.21/567,898,749.14 = 223,348,721.94/x
  3. Step 3: Cross multiply
    411,520,425.21x = 567,898,749.14 × 223,348,721.94
  4. Step 4: Simplify right side
    411,520,425.21x = 126,839,459,810,626,928
  5. Step 5: Solve for x
    x = 126,839,459,810,626,928/411,520,425.21
  6. Step 6: Final answer
    x = 308,221,541.48

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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.