Home / 76,428,802.80-114,643,204.20-50,919,634.80

Finding the Fourth Proportional to 76,428,802.80, 114,643,204.20 and 50,919,634.80

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Solution

The fourth proportional to 76,428,802.80, 114,643,204.20 and 50,919,634.80 is: 76,379,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,428,802.80 : 114,643,204.20 = 50,919,634.80 : x
  2. Step 2: Convert to fraction form
    76,428,802.80/114,643,204.20 = 50,919,634.80/x
  3. Step 3: Cross multiply
    76,428,802.80x = 114,643,204.20 × 50,919,634.80
  4. Step 4: Simplify right side
    76,428,802.80x = 5,837,590,090,165,826
  5. Step 5: Solve for x
    x = 5,837,590,090,165,826/76,428,802.80
  6. Step 6: Final answer
    x = 76,379,452.20

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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.