Home / 90,047,792.24-135,079,664.07-25,352,157.80

Finding the Fourth Proportional to 90,047,792.24, 135,079,664.07 and 25,352,157.80

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Solution

The fourth proportional to 90,047,792.24, 135,079,664.07 and 25,352,157.80 is: 38,030,482.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,047,792.24 : 135,079,664.07 = 25,352,157.80 : x
  2. Step 2: Convert to fraction form
    90,047,792.24/135,079,664.07 = 25,352,157.80/x
  3. Step 3: Cross multiply
    90,047,792.24x = 135,079,664.07 × 25,352,157.80
  4. Step 4: Simplify right side
    90,047,792.24x = 3,424,560,959,506,399.50
  5. Step 5: Solve for x
    x = 3,424,560,959,506,399.50/90,047,792.24
  6. Step 6: Final answer
    x = 38,030,482.20

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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.