Home / 76,616,601.90-105,733,143.48-41,811,534.18

Finding the Fourth Proportional to 76,616,601.90, 105,733,143.48 and 41,811,534.18

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Solution

The fourth proportional to 76,616,601.90, 105,733,143.48 and 41,811,534.18 is: 57,701,135.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,616,601.90 : 105,733,143.48 = 41,811,534.18 : x
  2. Step 2: Convert to fraction form
    76,616,601.90/105,733,143.48 = 41,811,534.18/x
  3. Step 3: Cross multiply
    76,616,601.90x = 105,733,143.48 × 41,811,534.18
  4. Step 4: Simplify right side
    76,616,601.90x = 4,420,864,942,572,864.50
  5. Step 5: Solve for x
    x = 4,420,864,942,572,864.50/76,616,601.90
  6. Step 6: Final answer
    x = 57,701,135.69

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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.