Home / 219,050,857.70-302,278,207.72-119,912,426.36

Finding the Fourth Proportional to 219,050,857.70, 302,278,207.72 and 119,912,426.36

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Solution

The fourth proportional to 219,050,857.70, 302,278,207.72 and 119,912,426.36 is: 165,472,592.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,050,857.70 : 302,278,207.72 = 119,912,426.36 : x
  2. Step 2: Convert to fraction form
    219,050,857.70/302,278,207.72 = 119,912,426.36/x
  3. Step 3: Cross multiply
    219,050,857.70x = 302,278,207.72 × 119,912,426.36
  4. Step 4: Simplify right side
    219,050,857.70x = 36,246,913,323,457,288
  5. Step 5: Solve for x
    x = 36,246,913,323,457,288/219,050,857.70
  6. Step 6: Final answer
    x = 165,472,592.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.