Home / 73,224,155.40-109,836,233.10-65,004,534.60

Finding the Fourth Proportional to 73,224,155.40, 109,836,233.10 and 65,004,534.60

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Solution

The fourth proportional to 73,224,155.40, 109,836,233.10 and 65,004,534.60 is: 97,506,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224,155.40 : 109,836,233.10 = 65,004,534.60 : x
  2. Step 2: Convert to fraction form
    73,224,155.40/109,836,233.10 = 65,004,534.60/x
  3. Step 3: Cross multiply
    73,224,155.40x = 109,836,233.10 × 65,004,534.60
  4. Step 4: Simplify right side
    73,224,155.40x = 7,139,853,214,882,615
  5. Step 5: Solve for x
    x = 7,139,853,214,882,615/73,224,155.40
  6. Step 6: Final answer
    x = 97,506,801.90

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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.