Home / 64,690,500.80-96,770,330.40-58,320,401.60

Finding the Fourth Proportional to 64,690,500.80, 96,770,330.40 and 58,320,401.60

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Solution

The fourth proportional to 64,690,500.80, 96,770,330.40 and 58,320,401.60 is: 87,241,317.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,690,500.80 : 96,770,330.40 = 58,320,401.60 : x
  2. Step 2: Convert to fraction form
    64,690,500.80/96,770,330.40 = 58,320,401.60/x
  3. Step 3: Cross multiply
    64,690,500.80x = 96,770,330.40 × 58,320,401.60
  4. Step 4: Simplify right side
    64,690,500.80x = 5,643,684,531,892,689
  5. Step 5: Solve for x
    x = 5,643,684,531,892,689/64,690,500.80
  6. Step 6: Final answer
    x = 87,241,317.69

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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.