Home / 398,565,572.20-597,848,358.30-244,712,746.60

Finding the Fourth Proportional to 398,565,572.20, 597,848,358.30 and 244,712,746.60

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Solution

The fourth proportional to 398,565,572.20, 597,848,358.30 and 244,712,746.60 is: 367,069,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,565,572.20 : 597,848,358.30 = 244,712,746.60 : x
  2. Step 2: Convert to fraction form
    398,565,572.20/597,848,358.30 = 244,712,746.60/x
  3. Step 3: Cross multiply
    398,565,572.20x = 597,848,358.30 × 244,712,746.60
  4. Step 4: Simplify right side
    398,565,572.20x = 146,301,113,809,893,888
  5. Step 5: Solve for x
    x = 146,301,113,809,893,888/398,565,572.20
  6. Step 6: Final answer
    x = 367,069,119.90

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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.