Home / 215,810,065.92-323,666,276.58-99,113,233.08

Finding the Fourth Proportional to 215,810,065.92, 323,666,276.58 and 99,113,233.08

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Solution

The fourth proportional to 215,810,065.92, 323,666,276.58 and 99,113,233.08 is: 148,647,427.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,810,065.92 : 323,666,276.58 = 99,113,233.08 : x
  2. Step 2: Convert to fraction form
    215,810,065.92/323,666,276.58 = 99,113,233.08/x
  3. Step 3: Cross multiply
    215,810,065.92x = 323,666,276.58 × 99,113,233.08
  4. Step 4: Simplify right side
    215,810,065.92x = 32,079,611,110,809,284
  5. Step 5: Solve for x
    x = 32,079,611,110,809,284/215,810,065.92
  6. Step 6: Final answer
    x = 148,647,427.42

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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.