Home / 293,344,342.40-439,344,667.20-149,569,212.80

Finding the Fourth Proportional to 293,344,342.40, 439,344,667.20 and 149,569,212.80

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Solution

The fourth proportional to 293,344,342.40, 439,344,667.20 and 149,569,212.80 is: 224,011,260.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,344,342.40 : 439,344,667.20 = 149,569,212.80 : x
  2. Step 2: Convert to fraction form
    293,344,342.40/439,344,667.20 = 149,569,212.80/x
  3. Step 3: Cross multiply
    293,344,342.40x = 439,344,667.20 × 149,569,212.80
  4. Step 4: Simplify right side
    293,344,342.40x = 65,712,436,020,981,984
  5. Step 5: Solve for x
    x = 65,712,436,020,981,984/293,344,342.40
  6. Step 6: Final answer
    x = 224,011,260.91

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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.