Home / 143,504,411.20-215,193,631.20-57,214,139.20

Finding the Fourth Proportional to 143,504,411.20, 215,193,631.20 and 57,214,139.20

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Solution

The fourth proportional to 143,504,411.20, 215,193,631.20 and 57,214,139.20 is: 85,796,096.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,504,411.20 : 215,193,631.20 = 57,214,139.20 : x
  2. Step 2: Convert to fraction form
    143,504,411.20/215,193,631.20 = 57,214,139.20/x
  3. Step 3: Cross multiply
    143,504,411.20x = 215,193,631.20 × 57,214,139.20
  4. Step 4: Simplify right side
    143,504,411.20x = 12,312,118,370,430,262
  5. Step 5: Solve for x
    x = 12,312,118,370,430,262/143,504,411.20
  6. Step 6: Final answer
    x = 85,796,096.91

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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.