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Finding the Fourth Proportional to 567,001,768.80, 849,830,806.80 and 239,476,648.80

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Solution

The fourth proportional to 567,001,768.80, 849,830,806.80 and 239,476,648.80 is: 358,931,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,001,768.80 : 849,830,806.80 = 239,476,648.80 : x
  2. Step 2: Convert to fraction form
    567,001,768.80/849,830,806.80 = 239,476,648.80/x
  3. Step 3: Cross multiply
    567,001,768.80x = 849,830,806.80 × 239,476,648.80
  4. Step 4: Simplify right side
    567,001,768.80x = 203,514,633,659,464,256
  5. Step 5: Solve for x
    x = 203,514,633,659,464,256/567,001,768.80
  6. Step 6: Final answer
    x = 358,931,214.78

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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.