Home / 67,161,457.20-100,574,224.20-53,724,529.20

Finding the Fourth Proportional to 67,161,457.20, 100,574,224.20 and 53,724,529.20

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Solution

The fourth proportional to 67,161,457.20, 100,574,224.20 and 53,724,529.20 is: 80,452,436.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,161,457.20 : 100,574,224.20 = 53,724,529.20 : x
  2. Step 2: Convert to fraction form
    67,161,457.20/100,574,224.20 = 53,724,529.20/x
  3. Step 3: Cross multiply
    67,161,457.20x = 100,574,224.20 × 53,724,529.20
  4. Step 4: Simplify right side
    67,161,457.20x = 5,403,302,844,800,247
  5. Step 5: Solve for x
    x = 5,403,302,844,800,247/67,161,457.20
  6. Step 6: Final answer
    x = 80,452,436.12

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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.