Home / 68,717,861.19-94,830,709.10-37,778,556.87

Finding the Fourth Proportional to 68,717,861.19, 94,830,709.10 and 37,778,556.87

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Solution

The fourth proportional to 68,717,861.19, 94,830,709.10 and 37,778,556.87 is: 52,134,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,717,861.19 : 94,830,709.10 = 37,778,556.87 : x
  2. Step 2: Convert to fraction form
    68,717,861.19/94,830,709.10 = 37,778,556.87/x
  3. Step 3: Cross multiply
    68,717,861.19x = 94,830,709.10 × 37,778,556.87
  4. Step 4: Simplify right side
    68,717,861.19x = 3,582,567,336,567,883.50
  5. Step 5: Solve for x
    x = 3,582,567,336,567,883.50/68,717,861.19
  6. Step 6: Final answer
    x = 52,134,441.83

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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.