Home / 275,339,294.48-413,084,618.40-81,250,729.76

Finding the Fourth Proportional to 275,339,294.48, 413,084,618.40 and 81,250,729.76

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Solution

The fourth proportional to 275,339,294.48, 413,084,618.40 and 81,250,729.76 is: 121,898,426.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,339,294.48 : 413,084,618.40 = 81,250,729.76 : x
  2. Step 2: Convert to fraction form
    275,339,294.48/413,084,618.40 = 81,250,729.76/x
  3. Step 3: Cross multiply
    275,339,294.48x = 413,084,618.40 × 81,250,729.76
  4. Step 4: Simplify right side
    275,339,294.48x = 33,563,426,697,631,124
  5. Step 5: Solve for x
    x = 33,563,426,697,631,124/275,339,294.48
  6. Step 6: Final answer
    x = 121,898,426.31

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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.