Home / 249,019,216.31-372,156,344.44

Finding the Third Proportional to 249,019,216.31 and 372,156,344.44

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Solution

The third proportional to 249,019,216.31 and 372,156,344.44 is: 556,183,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,019,216.31 : 372,156,344.44 = 372,156,344.44 : x
  2. Step 2: Convert to fraction form
    249,019,216.31/372,156,344.44 = 372,156,344.44/x
  3. Step 3: Cross multiply
    249,019,216.31x = 372,156,344.44 × 372,156,344.44
  4. Step 4: Simplify right side
    249,019,216.31x = 138,500,344,705,083,136
  5. Step 5: Solve for x
    x = 138,500,344,705,083,136/249,019,216.31
  6. Step 6: Final answer
    x = 556,183,361.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.