Home / 398,565,544.70-597,848,317.05-244,712,719.10

Finding the Fourth Proportional to 398,565,544.70, 597,848,317.05 and 244,712,719.10

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Solution

The fourth proportional to 398,565,544.70, 597,848,317.05 and 244,712,719.10 is: 367,069,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,565,544.70 : 597,848,317.05 = 244,712,719.10 : x
  2. Step 2: Convert to fraction form
    398,565,544.70/597,848,317.05 = 244,712,719.10/x
  3. Step 3: Cross multiply
    398,565,544.70x = 597,848,317.05 × 244,712,719.10
  4. Step 4: Simplify right side
    398,565,544.70x = 146,301,087,274,664,384
  5. Step 5: Solve for x
    x = 146,301,087,274,664,384/398,565,544.70
  6. Step 6: Final answer
    x = 367,069,078.65

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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.