Home / 398,565,531.20-597,848,296.80-244,712,705.60

Finding the Fourth Proportional to 398,565,531.20, 597,848,296.80 and 244,712,705.60

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Solution

The fourth proportional to 398,565,531.20, 597,848,296.80 and 244,712,705.60 is: 367,069,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,565,531.20 : 597,848,296.80 = 244,712,705.60 : x
  2. Step 2: Convert to fraction form
    398,565,531.20/597,848,296.80 = 244,712,705.60/x
  3. Step 3: Cross multiply
    398,565,531.20x = 597,848,296.80 × 244,712,705.60
  4. Step 4: Simplify right side
    398,565,531.20x = 146,301,074,248,279,808
  5. Step 5: Solve for x
    x = 146,301,074,248,279,808/398,565,531.20
  6. Step 6: Final answer
    x = 367,069,058.40

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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.