Home / 297,212,366.70-445,440,636.45-143,527,502.70

Finding the Fourth Proportional to 297,212,366.70, 445,440,636.45 and 143,527,502.70

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Solution

The fourth proportional to 297,212,366.70, 445,440,636.45 and 143,527,502.70 is: 215,108,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,212,366.70 : 445,440,636.45 = 143,527,502.70 : x
  2. Step 2: Convert to fraction form
    297,212,366.70/445,440,636.45 = 143,527,502.70/x
  3. Step 3: Cross multiply
    297,212,366.70x = 445,440,636.45 × 143,527,502.70
  4. Step 4: Simplify right side
    297,212,366.70x = 63,932,982,150,767,088
  5. Step 5: Solve for x
    x = 63,932,982,150,767,088/297,212,366.70
  6. Step 6: Final answer
    x = 215,108,754.93

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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.