Home / 65,790,212.20-98,742,005.37-45,609,625.96

Finding the Fourth Proportional to 65,790,212.20, 98,742,005.37 and 45,609,625.96

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Solution

The fourth proportional to 65,790,212.20, 98,742,005.37 and 45,609,625.96 is: 68,453,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,790,212.20 : 98,742,005.37 = 45,609,625.96 : x
  2. Step 2: Convert to fraction form
    65,790,212.20/98,742,005.37 = 45,609,625.96/x
  3. Step 3: Cross multiply
    65,790,212.20x = 98,742,005.37 × 45,609,625.96
  4. Step 4: Simplify right side
    65,790,212.20x = 4,503,585,931,219,157
  5. Step 5: Solve for x
    x = 4,503,585,931,219,157/65,790,212.20
  6. Step 6: Final answer
    x = 68,453,737.73

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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.