Home / 80,001,790.22-120,001,810.53-19,417,516.22

Finding the Fourth Proportional to 80,001,790.22, 120,001,810.53 and 19,417,516.22

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Solution

The fourth proportional to 80,001,790.22, 120,001,810.53 and 19,417,516.22 is: 29,126,062.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,001,790.22 : 120,001,810.53 = 19,417,516.22 : x
  2. Step 2: Convert to fraction form
    80,001,790.22/120,001,810.53 = 19,417,516.22/x
  3. Step 3: Cross multiply
    80,001,790.22x = 120,001,810.53 × 19,417,516.22
  4. Step 4: Simplify right side
    80,001,790.22x = 2,330,137,102,768,462
  5. Step 5: Solve for x
    x = 2,330,137,102,768,462/80,001,790.22
  6. Step 6: Final answer
    x = 29,126,062.01

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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.