Home / 137,539,040.01-206,264,789.91-45,405,623.42

Finding the Fourth Proportional to 137,539,040.01, 206,264,789.91 and 45,405,623.42

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Solution

The fourth proportional to 137,539,040.01, 206,264,789.91 and 45,405,623.42 is: 68,093,985.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,539,040.01 : 206,264,789.91 = 45,405,623.42 : x
  2. Step 2: Convert to fraction form
    137,539,040.01/206,264,789.91 = 45,405,623.42/x
  3. Step 3: Cross multiply
    137,539,040.01x = 206,264,789.91 × 45,405,623.42
  4. Step 4: Simplify right side
    137,539,040.01x = 9,365,581,374,427,552
  5. Step 5: Solve for x
    x = 9,365,581,374,427,552/137,539,040.01
  6. Step 6: Final answer
    x = 68,093,985.34

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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.