Home / 14,731,201,445.30-20,329,066,149.66-7,957,019,989.88

Finding the Fourth Proportional to 14,731,201,445.30, 20,329,066,149.66 and 7,957,019,989.88

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Solution

The fourth proportional to 14,731,201,445.30, 20,329,066,149.66 and 7,957,019,989.88 is: 10,980,691,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731,201,445.30 : 20,329,066,149.66 = 7,957,019,989.88 : x
  2. Step 2: Convert to fraction form
    14,731,201,445.30/20,329,066,149.66 = 7,957,019,989.88/x
  3. Step 3: Cross multiply
    14,731,201,445.30x = 20,329,066,149.66 × 7,957,019,989.88
  4. Step 4: Simplify right side
    14,731,201,445.30x = 161,758,785,728,437,452,800
  5. Step 5: Solve for x
    x = 161,758,785,728,437,452,800/14,731,201,445.30
  6. Step 6: Final answer
    x = 10,980,691,991.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.