Home / 76,267,234.40-114,400,851.60-45,656,232.80

Finding the Fourth Proportional to 76,267,234.40, 114,400,851.60 and 45,656,232.80

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Solution

The fourth proportional to 76,267,234.40, 114,400,851.60 and 45,656,232.80 is: 68,484,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,267,234.40 : 114,400,851.60 = 45,656,232.80 : x
  2. Step 2: Convert to fraction form
    76,267,234.40/114,400,851.60 = 45,656,232.80/x
  3. Step 3: Cross multiply
    76,267,234.40x = 114,400,851.60 × 45,656,232.80
  4. Step 4: Simplify right side
    76,267,234.40x = 5,223,111,913,167,852
  5. Step 5: Solve for x
    x = 5,223,111,913,167,852/76,267,234.40
  6. Step 6: Final answer
    x = 68,484,349.20

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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.