Home / 144,615,631.48-199,598,537.82-85,910,909.02

Finding the Fourth Proportional to 144,615,631.48, 199,598,537.82 and 85,910,909.02

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Solution

The fourth proportional to 144,615,631.48, 199,598,537.82 and 85,910,909.02 is: 118,574,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,615,631.48 : 199,598,537.82 = 85,910,909.02 : x
  2. Step 2: Convert to fraction form
    144,615,631.48/199,598,537.82 = 85,910,909.02/x
  3. Step 3: Cross multiply
    144,615,631.48x = 199,598,537.82 × 85,910,909.02
  4. Step 4: Simplify right side
    144,615,631.48x = 17,147,691,823,179,048
  5. Step 5: Solve for x
    x = 17,147,691,823,179,048/144,615,631.48
  6. Step 6: Final answer
    x = 118,574,262.32

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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.