Home / 319,324,810.60-478,847,247.90-146,744,266.60

Finding the Fourth Proportional to 319,324,810.60, 478,847,247.90 and 146,744,266.60

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Solution

The fourth proportional to 319,324,810.60, 478,847,247.90 and 146,744,266.60 is: 220,052,078.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,324,810.60 : 478,847,247.90 = 146,744,266.60 : x
  2. Step 2: Convert to fraction form
    319,324,810.60/478,847,247.90 = 146,744,266.60/x
  3. Step 3: Cross multiply
    319,324,810.60x = 478,847,247.90 × 146,744,266.60
  4. Step 4: Simplify right side
    319,324,810.60x = 70,268,088,206,513,880
  5. Step 5: Solve for x
    x = 70,268,088,206,513,880/319,324,810.60
  6. Step 6: Final answer
    x = 220,052,078.24

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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.