Home / 132,861,427.58-183,348,884.21-74,124,101.81

Finding the Fourth Proportional to 132,861,427.58, 183,348,884.21 and 74,124,101.81

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Solution

The fourth proportional to 132,861,427.58, 183,348,884.21 and 74,124,101.81 is: 102,291,324.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,861,427.58 : 183,348,884.21 = 74,124,101.81 : x
  2. Step 2: Convert to fraction form
    132,861,427.58/183,348,884.21 = 74,124,101.81/x
  3. Step 3: Cross multiply
    132,861,427.58x = 183,348,884.21 × 74,124,101.81
  4. Step 4: Simplify right side
    132,861,427.58x = 13,590,571,358,644,578
  5. Step 5: Solve for x
    x = 13,590,571,358,644,578/132,861,427.58
  6. Step 6: Final answer
    x = 102,291,324.18

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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.