Home / 86,809,070.62-119,796,648.69-47,116,615.61

Finding the Fourth Proportional to 86,809,070.62, 119,796,648.69 and 47,116,615.61

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Solution

The fourth proportional to 86,809,070.62, 119,796,648.69 and 47,116,615.61 is: 65,021,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,809,070.62 : 119,796,648.69 = 47,116,615.61 : x
  2. Step 2: Convert to fraction form
    86,809,070.62/119,796,648.69 = 47,116,615.61/x
  3. Step 3: Cross multiply
    86,809,070.62x = 119,796,648.69 × 47,116,615.61
  4. Step 4: Simplify right side
    86,809,070.62x = 5,644,412,647,692,940
  5. Step 5: Solve for x
    x = 5,644,412,647,692,940/86,809,070.62
  6. Step 6: Final answer
    x = 65,021,000.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.