Home / 89,719,063.86-123,819,592.77-50,563,491.60

Finding the Fourth Proportional to 89,719,063.86, 123,819,592.77 and 50,563,491.60

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Solution

The fourth proportional to 89,719,063.86, 123,819,592.77 and 50,563,491.60 is: 69,781,723.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,719,063.86 : 123,819,592.77 = 50,563,491.60 : x
  2. Step 2: Convert to fraction form
    89,719,063.86/123,819,592.77 = 50,563,491.60/x
  3. Step 3: Cross multiply
    89,719,063.86x = 123,819,592.77 × 50,563,491.60
  4. Step 4: Simplify right side
    89,719,063.86x = 6,260,750,938,941,316
  5. Step 5: Solve for x
    x = 6,260,750,938,941,316/89,719,063.86
  6. Step 6: Final answer
    x = 69,781,723.86

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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.