Home / 141,659,985.11-212,551,731.26-49,609,756.54

Finding the Fourth Proportional to 141,659,985.11, 212,551,731.26 and 49,609,756.54

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Solution

The fourth proportional to 141,659,985.11, 212,551,731.26 and 49,609,756.54 is: 74,436,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,659,985.11 : 212,551,731.26 = 49,609,756.54 : x
  2. Step 2: Convert to fraction form
    141,659,985.11/212,551,731.26 = 49,609,756.54/x
  3. Step 3: Cross multiply
    141,659,985.11x = 212,551,731.26 × 49,609,756.54
  4. Step 4: Simplify right side
    141,659,985.11x = 10,544,639,638,653,300
  5. Step 5: Solve for x
    x = 10,544,639,638,653,300/141,659,985.11
  6. Step 6: Final answer
    x = 74,436,261.10

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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.