Home / 299,653,437.40-449,564,136.90-146,304,496.60

Finding the Fourth Proportional to 299,653,437.40, 449,564,136.90 and 146,304,496.60

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Solution

The fourth proportional to 299,653,437.40, 449,564,136.90 and 146,304,496.60 is: 219,497,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,653,437.40 : 449,564,136.90 = 146,304,496.60 : x
  2. Step 2: Convert to fraction form
    299,653,437.40/449,564,136.90 = 146,304,496.60/x
  3. Step 3: Cross multiply
    299,653,437.40x = 449,564,136.90 × 146,304,496.60
  4. Step 4: Simplify right side
    299,653,437.40x = 65,773,254,738,567,976
  5. Step 5: Solve for x
    x = 65,773,254,738,567,976/299,653,437.40
  6. Step 6: Final answer
    x = 219,497,748.16

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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.