Home / 68,615,668.81-94,689,623.45-37,675,838.10

Finding the Fourth Proportional to 68,615,668.81, 94,689,623.45 and 37,675,838.10

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Solution

The fourth proportional to 68,615,668.81, 94,689,623.45 and 37,675,838.10 is: 51,992,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,615,668.81 : 94,689,623.45 = 37,675,838.10 : x
  2. Step 2: Convert to fraction form
    68,615,668.81/94,689,623.45 = 37,675,838.10/x
  3. Step 3: Cross multiply
    68,615,668.81x = 94,689,623.45 × 37,675,838.10
  4. Step 4: Simplify right side
    68,615,668.81x = 3,567,510,922,852,163.50
  5. Step 5: Solve for x
    x = 3,567,510,922,852,163.50/68,615,668.81
  6. Step 6: Final answer
    x = 51,992,656.85

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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.