Home / 611,096,799.66-916,710,797.10-261,379,188.06

Finding the Fourth Proportional to 611,096,799.66, 916,710,797.10 and 261,379,188.06

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Solution

The fourth proportional to 611,096,799.66, 916,710,797.10 and 261,379,188.06 is: 392,096,839.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,096,799.66 : 916,710,797.10 = 261,379,188.06 : x
  2. Step 2: Convert to fraction form
    611,096,799.66/916,710,797.10 = 261,379,188.06/x
  3. Step 3: Cross multiply
    611,096,799.66x = 916,710,797.10 × 261,379,188.06
  4. Step 4: Simplify right side
    611,096,799.66x = 239,609,123,831,833,408
  5. Step 5: Solve for x
    x = 239,609,123,831,833,408/611,096,799.66
  6. Step 6: Final answer
    x = 392,096,839.59

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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.