Home / 76,032,092.80-114,048,139.20-45,799,004.80

Finding the Fourth Proportional to 76,032,092.80, 114,048,139.20 and 45,799,004.80

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Solution

The fourth proportional to 76,032,092.80, 114,048,139.20 and 45,799,004.80 is: 68,698,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032,092.80 : 114,048,139.20 = 45,799,004.80 : x
  2. Step 2: Convert to fraction form
    76,032,092.80/114,048,139.20 = 45,799,004.80/x
  3. Step 3: Cross multiply
    76,032,092.80x = 114,048,139.20 × 45,799,004.80
  4. Step 4: Simplify right side
    76,032,092.80x = 5,223,291,274,651,868
  5. Step 5: Solve for x
    x = 5,223,291,274,651,868/76,032,092.80
  6. Step 6: Final answer
    x = 68,698,507.20

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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.