Home / 76,668,790.32-114,936,000.84-28,833,326.64

Finding the Fourth Proportional to 76,668,790.32, 114,936,000.84 and 28,833,326.64

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Solution

The fourth proportional to 76,668,790.32, 114,936,000.84 and 28,833,326.64 is: 43,224,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,668,790.32 : 114,936,000.84 = 28,833,326.64 : x
  2. Step 2: Convert to fraction form
    76,668,790.32/114,936,000.84 = 28,833,326.64/x
  3. Step 3: Cross multiply
    76,668,790.32x = 114,936,000.84 × 28,833,326.64
  4. Step 4: Simplify right side
    76,668,790.32x = 3,313,987,254,915,034.50
  5. Step 5: Solve for x
    x = 3,313,987,254,915,034.50/76,668,790.32
  6. Step 6: Final answer
    x = 43,224,723.40

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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.