Home / 69,630,968.76-96,088,825.83-38,690,342.52

Finding the Fourth Proportional to 69,630,968.76, 96,088,825.83 and 38,690,342.52

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Solution

The fourth proportional to 69,630,968.76, 96,088,825.83 and 38,690,342.52 is: 53,391,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,630,968.76 : 96,088,825.83 = 38,690,342.52 : x
  2. Step 2: Convert to fraction form
    69,630,968.76/96,088,825.83 = 38,690,342.52/x
  3. Step 3: Cross multiply
    69,630,968.76x = 96,088,825.83 × 38,690,342.52
  4. Step 4: Simplify right side
    69,630,968.76x = 3,717,709,583,707,323.50
  5. Step 5: Solve for x
    x = 3,717,709,583,707,323.50/69,630,968.76
  6. Step 6: Final answer
    x = 53,391,610.80

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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.