Home / 1,988,254,459.54-2,982,380,114.13-534,231,883.54

Finding the Fourth Proportional to 1,988,254,459.54, 2,982,380,114.13 and 534,231,883.54

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Solution

The fourth proportional to 1,988,254,459.54, 2,982,380,114.13 and 534,231,883.54 is: 801,347,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,254,459.54 : 2,982,380,114.13 = 534,231,883.54 : x
  2. Step 2: Convert to fraction form
    1,988,254,459.54/2,982,380,114.13 = 534,231,883.54/x
  3. Step 3: Cross multiply
    1,988,254,459.54x = 2,982,380,114.13 × 534,231,883.54
  4. Step 4: Simplify right side
    1,988,254,459.54x = 1,593,282,545,803,910,144
  5. Step 5: Solve for x
    x = 1,593,282,545,803,910,144/1,988,254,459.54
  6. Step 6: Final answer
    x = 801,347,402.07

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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.