Home / 132,945,262.43-183,495,073.16-77,958,833.63

Finding the Fourth Proportional to 132,945,262.43, 183,495,073.16 and 77,958,833.63

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Solution

The fourth proportional to 132,945,262.43, 183,495,073.16 and 77,958,833.63 is: 107,601,140.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945,262.43 : 183,495,073.16 = 77,958,833.63 : x
  2. Step 2: Convert to fraction form
    132,945,262.43/183,495,073.16 = 77,958,833.63/x
  3. Step 3: Cross multiply
    132,945,262.43x = 183,495,073.16 × 77,958,833.63
  4. Step 4: Simplify right side
    132,945,262.43x = 14,305,061,880,015,324
  5. Step 5: Solve for x
    x = 14,305,061,880,015,324/132,945,262.43
  6. Step 6: Final answer
    x = 107,601,140.64

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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.