Home / 19,381,987,700.64-29,061,337,247.60-7,577,045,999.52

Finding the Fourth Proportional to 19,381,987,700.64, 29,061,337,247.60 and 7,577,045,999.52

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Solution

The fourth proportional to 19,381,987,700.64, 29,061,337,247.60 and 7,577,045,999.52 is: 11,361,016,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381,987,700.64 : 29,061,337,247.60 = 7,577,045,999.52 : x
  2. Step 2: Convert to fraction form
    19,381,987,700.64/29,061,337,247.60 = 7,577,045,999.52/x
  3. Step 3: Cross multiply
    19,381,987,700.64x = 29,061,337,247.60 × 7,577,045,999.52
  4. Step 4: Simplify right side
    19,381,987,700.64x = 220,199,089,132,629,164,032
  5. Step 5: Solve for x
    x = 220,199,089,132,629,164,032/19,381,987,700.64
  6. Step 6: Final answer
    x = 11,361,016,864.40

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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.