Home / 1,166,587,864.56-1,750,055,796.84-429,601,102.32

Finding the Fourth Proportional to 1,166,587,864.56, 1,750,055,796.84 and 429,601,102.32

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Solution

The fourth proportional to 1,166,587,864.56, 1,750,055,796.84 and 429,601,102.32 is: 644,465,729.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,587,864.56 : 1,750,055,796.84 = 429,601,102.32 : x
  2. Step 2: Convert to fraction form
    1,166,587,864.56/1,750,055,796.84 = 429,601,102.32/x
  3. Step 3: Cross multiply
    1,166,587,864.56x = 1,750,055,796.84 × 429,601,102.32
  4. Step 4: Simplify right side
    1,166,587,864.56x = 751,825,899,443,969,920
  5. Step 5: Solve for x
    x = 751,825,899,443,969,920/1,166,587,864.56
  6. Step 6: Final answer
    x = 644,465,729.74

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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.