Home / 305,548,398.83-458,355,397.05-130,689,593.03

Finding the Fourth Proportional to 305,548,398.83, 458,355,397.05 and 130,689,593.03

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Solution

The fourth proportional to 305,548,398.83, 458,355,397.05 and 130,689,593.03 is: 196,048,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,548,398.83 : 458,355,397.05 = 130,689,593.03 : x
  2. Step 2: Convert to fraction form
    305,548,398.83/458,355,397.05 = 130,689,593.03/x
  3. Step 3: Cross multiply
    305,548,398.83x = 458,355,397.05 × 130,689,593.03
  4. Step 4: Simplify right side
    305,548,398.83x = 59,902,280,304,714,456
  5. Step 5: Solve for x
    x = 59,902,280,304,714,456/305,548,398.83
  6. Step 6: Final answer
    x = 196,048,418.30

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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.