Home / 79,442,812.60-119,276,193.30-49,209,724.60

Finding the Fourth Proportional to 79,442,812.60, 119,276,193.30 and 49,209,724.60

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Solution

The fourth proportional to 79,442,812.60, 119,276,193.30 and 49,209,724.60 is: 73,883,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,442,812.60 : 119,276,193.30 = 49,209,724.60 : x
  2. Step 2: Convert to fraction form
    79,442,812.60/119,276,193.30 = 49,209,724.60/x
  3. Step 3: Cross multiply
    79,442,812.60x = 119,276,193.30 × 49,209,724.60
  4. Step 4: Simplify right side
    79,442,812.60x = 5,869,548,623,629,365
  5. Step 5: Solve for x
    x = 5,869,548,623,629,365/79,442,812.60
  6. Step 6: Final answer
    x = 73,883,947.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.