Home / 76,032,001.80-114,048,002.70-19,298,305.80

Finding the Fourth Proportional to 76,032,001.80, 114,048,002.70 and 19,298,305.80

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Solution

The fourth proportional to 76,032,001.80, 114,048,002.70 and 19,298,305.80 is: 28,947,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032,001.80 : 114,048,002.70 = 19,298,305.80 : x
  2. Step 2: Convert to fraction form
    76,032,001.80/114,048,002.70 = 19,298,305.80/x
  3. Step 3: Cross multiply
    76,032,001.80x = 114,048,002.70 × 19,298,305.80
  4. Step 4: Simplify right side
    76,032,001.80x = 2,200,933,231,983,825.75
  5. Step 5: Solve for x
    x = 2,200,933,231,983,825.75/76,032,001.80
  6. Step 6: Final answer
    x = 28,947,458.70

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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.