Home / 612,304,023.60-918,456,035.40-367,416,010.80

Finding the Fourth Proportional to 612,304,023.60, 918,456,035.40 and 367,416,010.80

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Solution

The fourth proportional to 612,304,023.60, 918,456,035.40 and 367,416,010.80 is: 551,124,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,304,023.60 : 918,456,035.40 = 367,416,010.80 : x
  2. Step 2: Convert to fraction form
    612,304,023.60/918,456,035.40 = 367,416,010.80/x
  3. Step 3: Cross multiply
    612,304,023.60x = 918,456,035.40 × 367,416,010.80
  4. Step 4: Simplify right side
    612,304,023.60x = 337,455,452,621,851,584
  5. Step 5: Solve for x
    x = 337,455,452,621,851,584/612,304,023.60
  6. Step 6: Final answer
    x = 551,124,016.20

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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.