Home / 612,304,066.60-918,456,099.90-367,416,053.80

Finding the Fourth Proportional to 612,304,066.60, 918,456,099.90 and 367,416,053.80

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Solution

The fourth proportional to 612,304,066.60, 918,456,099.90 and 367,416,053.80 is: 551,124,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,304,066.60 : 918,456,099.90 = 367,416,053.80 : x
  2. Step 2: Convert to fraction form
    612,304,066.60/918,456,099.90 = 367,416,053.80/x
  3. Step 3: Cross multiply
    612,304,066.60x = 918,456,099.90 × 367,416,053.80
  4. Step 4: Simplify right side
    612,304,066.60x = 337,455,515,813,796,608
  5. Step 5: Solve for x
    x = 337,455,515,813,796,608/612,304,066.60
  6. Step 6: Final answer
    x = 551,124,080.70

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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.