Home / 215,462,633.15-323,239,392.83-69,884,889.29

Finding the Fourth Proportional to 215,462,633.15, 323,239,392.83 and 69,884,889.29

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Solution

The fourth proportional to 215,462,633.15, 323,239,392.83 and 69,884,889.29 is: 104,842,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,462,633.15 : 323,239,392.83 = 69,884,889.29 : x
  2. Step 2: Convert to fraction form
    215,462,633.15/323,239,392.83 = 69,884,889.29/x
  3. Step 3: Cross multiply
    215,462,633.15x = 323,239,392.83 × 69,884,889.29
  4. Step 4: Simplify right side
    215,462,633.15x = 22,589,549,180,649,884
  5. Step 5: Solve for x
    x = 22,589,549,180,649,884/215,462,633.15
  6. Step 6: Final answer
    x = 104,842,073.31

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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.