Home / 121,907,842.86-182,861,248.47-44,166,519.78

Finding the Fourth Proportional to 121,907,842.86, 182,861,248.47 and 44,166,519.78

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Solution

The fourth proportional to 121,907,842.86, 182,861,248.47 and 44,166,519.78 is: 66,249,592.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,907,842.86 : 182,861,248.47 = 44,166,519.78 : x
  2. Step 2: Convert to fraction form
    121,907,842.86/182,861,248.47 = 44,166,519.78/x
  3. Step 3: Cross multiply
    121,907,842.86x = 182,861,248.47 × 44,166,519.78
  4. Step 4: Simplify right side
    121,907,842.86x = 8,076,344,947,545,750
  5. Step 5: Solve for x
    x = 8,076,344,947,545,750/121,907,842.86
  6. Step 6: Final answer
    x = 66,249,592.79

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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.