Home / 240,584,819.29-331,950,146.75-136,162,890.58

Finding the Fourth Proportional to 240,584,819.29, 331,950,146.75 and 136,162,890.58

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Solution

The fourth proportional to 240,584,819.29, 331,950,146.75 and 136,162,890.58 is: 187,872,583.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,584,819.29 : 331,950,146.75 = 136,162,890.58 : x
  2. Step 2: Convert to fraction form
    240,584,819.29/331,950,146.75 = 136,162,890.58/x
  3. Step 3: Cross multiply
    240,584,819.29x = 331,950,146.75 × 136,162,890.58
  4. Step 4: Simplify right side
    240,584,819.29x = 45,199,291,509,935,200
  5. Step 5: Solve for x
    x = 45,199,291,509,935,200/240,584,819.29
  6. Step 6: Final answer
    x = 187,872,583.33

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1.5x scale

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.