Home / 911,147,858,484.50-1,365,765,067,200.40-306,563,168,125.89

Finding the Fourth Proportional to 911,147,858,484.50, 1,365,765,067,200.40 and 306,563,168,125.89

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Solution

The fourth proportional to 911,147,858,484.50, 1,365,765,067,200.40 and 306,563,168,125.89 is: 459,522,855,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,147,858,484.50 : 1,365,765,067,200.40 = 306,563,168,125.89 : x
  2. Step 2: Convert to fraction form
    911,147,858,484.50/1,365,765,067,200.40 = 306,563,168,125.89/x
  3. Step 3: Cross multiply
    911,147,858,484.50x = 1,365,765,067,200.40 × 306,563,168,125.89
  4. Step 4: Simplify right side
    911,147,858,484.50x = 418,693,265,916,623,658,680,320
  5. Step 5: Solve for x
    x = 418,693,265,916,623,658,680,320/911,147,858,484.50
  6. Step 6: Final answer
    x = 459,522,855,722.92

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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.