Home / 117,735,454.96-162,474,928.26-65,536,821.74

Finding the Fourth Proportional to 117,735,454.96, 162,474,928.26 and 65,536,821.74

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Solution

The fourth proportional to 117,735,454.96, 162,474,928.26 and 65,536,821.74 is: 90,440,814.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,735,454.96 : 162,474,928.26 = 65,536,821.74 : x
  2. Step 2: Convert to fraction form
    117,735,454.96/162,474,928.26 = 65,536,821.74/x
  3. Step 3: Cross multiply
    117,735,454.96x = 162,474,928.26 × 65,536,821.74
  4. Step 4: Simplify right side
    117,735,454.96x = 10,648,090,410,755,332
  5. Step 5: Solve for x
    x = 10,648,090,410,755,332/117,735,454.96
  6. Step 6: Final answer
    x = 90,440,814.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.