Home / 132,863,453.92-183,347,409.28-77,895,920.80

Finding the Fourth Proportional to 132,863,453.92, 183,347,409.28 and 77,895,920.80

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Solution

The fourth proportional to 132,863,453.92, 183,347,409.28 and 77,895,920.80 is: 107,493,933.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,863,453.92 : 183,347,409.28 = 77,895,920.80 : x
  2. Step 2: Convert to fraction form
    132,863,453.92/183,347,409.28 = 77,895,920.80/x
  3. Step 3: Cross multiply
    132,863,453.92x = 183,347,409.28 × 77,895,920.80
  4. Step 4: Simplify right side
    132,863,453.92x = 14,282,015,272,160,064
  5. Step 5: Solve for x
    x = 14,282,015,272,160,064/132,863,453.92
  6. Step 6: Final answer
    x = 107,493,933.44

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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.