Home / 68,803,106.85-94,926,911.67-39,028,847.79

Finding the Fourth Proportional to 68,803,106.85, 94,926,911.67 and 39,028,847.79

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Solution

The fourth proportional to 68,803,106.85, 94,926,911.67 and 39,028,847.79 is: 53,847,684.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,803,106.85 : 94,926,911.67 = 39,028,847.79 : x
  2. Step 2: Convert to fraction form
    68,803,106.85/94,926,911.67 = 39,028,847.79/x
  3. Step 3: Cross multiply
    68,803,106.85x = 94,926,911.67 × 39,028,847.79
  4. Step 4: Simplify right side
    68,803,106.85x = 3,704,887,986,743,204.50
  5. Step 5: Solve for x
    x = 3,704,887,986,743,204.50/68,803,106.85
  6. Step 6: Final answer
    x = 53,847,684.45

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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.