Home / 45,428,327.20-68,161,153.20-16,688,231.20

Finding the Fourth Proportional to 45,428,327.20, 68,161,153.20 and 16,688,231.20

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Solution

The fourth proportional to 45,428,327.20, 68,161,153.20 and 16,688,231.20 is: 25,039,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,428,327.20 : 68,161,153.20 = 16,688,231.20 : x
  2. Step 2: Convert to fraction form
    45,428,327.20/68,161,153.20 = 16,688,231.20/x
  3. Step 3: Cross multiply
    45,428,327.20x = 68,161,153.20 × 16,688,231.20
  4. Step 4: Simplify right side
    45,428,327.20x = 1,137,489,083,460,219.75
  5. Step 5: Solve for x
    x = 1,137,489,083,460,219.75/45,428,327.20
  6. Step 6: Final answer
    x = 25,039,202.49

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1.5x scale

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.