Home / 117,479,375.52-162,124,238.43-64,559,373.24

Finding the Fourth Proportional to 117,479,375.52, 162,124,238.43 and 64,559,373.24

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Solution

The fourth proportional to 117,479,375.52, 162,124,238.43 and 64,559,373.24 is: 89,093,418.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,479,375.52 : 162,124,238.43 = 64,559,373.24 : x
  2. Step 2: Convert to fraction form
    117,479,375.52/162,124,238.43 = 64,559,373.24/x
  3. Step 3: Cross multiply
    117,479,375.52x = 162,124,238.43 × 64,559,373.24
  4. Step 4: Simplify right side
    117,479,375.52x = 10,466,639,220,053,122
  5. Step 5: Solve for x
    x = 10,466,639,220,053,122/117,479,375.52
  6. Step 6: Final answer
    x = 89,093,418.94

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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.