Home / 68,491,254.81-94,518,860.13-37,551,357.57

Finding the Fourth Proportional to 68,491,254.81, 94,518,860.13 and 37,551,357.57

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Solution

The fourth proportional to 68,491,254.81, 94,518,860.13 and 37,551,357.57 is: 51,821,382.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,491,254.81 : 94,518,860.13 = 37,551,357.57 : x
  2. Step 2: Convert to fraction form
    68,491,254.81/94,518,860.13 = 37,551,357.57/x
  3. Step 3: Cross multiply
    68,491,254.81x = 94,518,860.13 × 37,551,357.57
  4. Step 4: Simplify right side
    68,491,254.81x = 3,549,311,513,850,446.50
  5. Step 5: Solve for x
    x = 3,549,311,513,850,446.50/68,491,254.81
  6. Step 6: Final answer
    x = 51,821,382.51

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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.