Home / 76,820,468.34-115,112,903.40-52,197,035.34

Finding the Fourth Proportional to 76,820,468.34, 115,112,903.40 and 52,197,035.34

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Solution

The fourth proportional to 76,820,468.34, 115,112,903.40 and 52,197,035.34 is: 78,215,512.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,820,468.34 : 115,112,903.40 = 52,197,035.34 : x
  2. Step 2: Convert to fraction form
    76,820,468.34/115,112,903.40 = 52,197,035.34/x
  3. Step 3: Cross multiply
    76,820,468.34x = 115,112,903.40 × 52,197,035.34
  4. Step 4: Simplify right side
    76,820,468.34x = 6,008,552,286,859,807
  5. Step 5: Solve for x
    x = 6,008,552,286,859,807/76,820,468.34
  6. Step 6: Final answer
    x = 78,215,512.31

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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.