Home / 143,801,672.70-215,702,509.05-119,886,827.70

Finding the Fourth Proportional to 143,801,672.70, 215,702,509.05 and 119,886,827.70

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Solution

The fourth proportional to 143,801,672.70, 215,702,509.05 and 119,886,827.70 is: 179,830,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,801,672.70 : 215,702,509.05 = 119,886,827.70 : x
  2. Step 2: Convert to fraction form
    143,801,672.70/215,702,509.05 = 119,886,827.70/x
  3. Step 3: Cross multiply
    143,801,672.70x = 215,702,509.05 × 119,886,827.70
  4. Step 4: Simplify right side
    143,801,672.70x = 25,859,889,536,935,044
  5. Step 5: Solve for x
    x = 25,859,889,536,935,044/143,801,672.70
  6. Step 6: Final answer
    x = 179,830,241.55

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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.