Home / 77,519,152.79-116,272,627.44-33,798,879.53

Finding the Fourth Proportional to 77,519,152.79, 116,272,627.44 and 33,798,879.53

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Solution

The fourth proportional to 77,519,152.79, 116,272,627.44 and 33,798,879.53 is: 50,695,658.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,519,152.79 : 116,272,627.44 = 33,798,879.53 : x
  2. Step 2: Convert to fraction form
    77,519,152.79/116,272,627.44 = 33,798,879.53/x
  3. Step 3: Cross multiply
    77,519,152.79x = 116,272,627.44 × 33,798,879.53
  4. Step 4: Simplify right side
    77,519,152.79x = 3,929,884,527,481,132.50
  5. Step 5: Solve for x
    x = 3,929,884,527,481,132.50/77,519,152.79
  6. Step 6: Final answer
    x = 50,695,658.89

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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.