Home / 76,285,518.86-114,425,719.47-33,154,718.64

Finding the Fourth Proportional to 76,285,518.86, 114,425,719.47 and 33,154,718.64

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Solution

The fourth proportional to 76,285,518.86, 114,425,719.47 and 33,154,718.64 is: 49,730,965.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,285,518.86 : 114,425,719.47 = 33,154,718.64 : x
  2. Step 2: Convert to fraction form
    76,285,518.86/114,425,719.47 = 33,154,718.64/x
  3. Step 3: Cross multiply
    76,285,518.86x = 114,425,719.47 × 33,154,718.64
  4. Step 4: Simplify right side
    76,285,518.86x = 3,793,752,534,207,420
  5. Step 5: Solve for x
    x = 3,793,752,534,207,420/76,285,518.86
  6. Step 6: Final answer
    x = 49,730,965.87

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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.