Home / 398,565,557.20-597,848,335.80-244,712,731.60

Finding the Fourth Proportional to 398,565,557.20, 597,848,335.80 and 244,712,731.60

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Solution

The fourth proportional to 398,565,557.20, 597,848,335.80 and 244,712,731.60 is: 367,069,097.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,565,557.20 : 597,848,335.80 = 244,712,731.60 : x
  2. Step 2: Convert to fraction form
    398,565,557.20/597,848,335.80 = 244,712,731.60/x
  3. Step 3: Cross multiply
    398,565,557.20x = 597,848,335.80 × 244,712,731.60
  4. Step 4: Simplify right side
    398,565,557.20x = 146,301,099,336,132,064
  5. Step 5: Solve for x
    x = 146,301,099,336,132,064/398,565,557.20
  6. Step 6: Final answer
    x = 367,069,097.40

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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.