Home / 73,389,426.40-110,084,139.60-65,453,240.80

Finding the Fourth Proportional to 73,389,426.40, 110,084,139.60 and 65,453,240.80

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Solution

The fourth proportional to 73,389,426.40, 110,084,139.60 and 65,453,240.80 is: 98,179,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,389,426.40 : 110,084,139.60 = 65,453,240.80 : x
  2. Step 2: Convert to fraction form
    73,389,426.40/110,084,139.60 = 65,453,240.80/x
  3. Step 3: Cross multiply
    73,389,426.40x = 110,084,139.60 × 65,453,240.80
  4. Step 4: Simplify right side
    73,389,426.40x = 7,205,363,697,499,615
  5. Step 5: Solve for x
    x = 7,205,363,697,499,615/73,389,426.40
  6. Step 6: Final answer
    x = 98,179,861.20

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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.