Home / 310,479,546.30-465,719,319.45-264,315,038.10

Finding the Fourth Proportional to 310,479,546.30, 465,719,319.45 and 264,315,038.10

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Solution

The fourth proportional to 310,479,546.30, 465,719,319.45 and 264,315,038.10 is: 396,472,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,479,546.30 : 465,719,319.45 = 264,315,038.10 : x
  2. Step 2: Convert to fraction form
    310,479,546.30/465,719,319.45 = 264,315,038.10/x
  3. Step 3: Cross multiply
    310,479,546.30x = 465,719,319.45 × 264,315,038.10
  4. Step 4: Simplify right side
    310,479,546.30x = 123,096,619,664,332,816
  5. Step 5: Solve for x
    x = 123,096,619,664,332,816/310,479,546.30
  6. Step 6: Final answer
    x = 396,472,557.15

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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.