Home / 76,176,727.20-114,265,090.80-65,217,232.80

Finding the Fourth Proportional to 76,176,727.20, 114,265,090.80 and 65,217,232.80

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Solution

The fourth proportional to 76,176,727.20, 114,265,090.80 and 65,217,232.80 is: 97,825,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,176,727.20 : 114,265,090.80 = 65,217,232.80 : x
  2. Step 2: Convert to fraction form
    76,176,727.20/114,265,090.80 = 65,217,232.80/x
  3. Step 3: Cross multiply
    76,176,727.20x = 114,265,090.80 × 65,217,232.80
  4. Step 4: Simplify right side
    76,176,727.20x = 7,452,053,027,616,738
  5. Step 5: Solve for x
    x = 7,452,053,027,616,738/76,176,727.20
  6. Step 6: Final answer
    x = 97,825,849.20

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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.