Home / 132,861,340.80-183,344,486.40-77,893,804.80

Finding the Fourth Proportional to 132,861,340.80, 183,344,486.40 and 77,893,804.80

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Solution

The fourth proportional to 132,861,340.80, 183,344,486.40 and 77,893,804.80 is: 107,491,009.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,861,340.80 : 183,344,486.40 = 77,893,804.80 : x
  2. Step 2: Convert to fraction form
    132,861,340.80/183,344,486.40 = 77,893,804.80/x
  3. Step 3: Cross multiply
    132,861,340.80x = 183,344,486.40 × 77,893,804.80
  4. Step 4: Simplify right side
    132,861,340.80x = 14,281,399,634,797,854
  5. Step 5: Solve for x
    x = 14,281,399,634,797,854/132,861,340.80
  6. Step 6: Final answer
    x = 107,491,009.41

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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.