Home / 116,965,935.09-175,537,151.73-79,989,473.16

Finding the Fourth Proportional to 116,965,935.09, 175,537,151.73 and 79,989,473.16

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Solution

The fourth proportional to 116,965,935.09, 175,537,151.73 and 79,989,473.16 is: 120,044,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,965,935.09 : 175,537,151.73 = 79,989,473.16 : x
  2. Step 2: Convert to fraction form
    116,965,935.09/175,537,151.73 = 79,989,473.16/x
  3. Step 3: Cross multiply
    116,965,935.09x = 175,537,151.73 × 79,989,473.16
  4. Step 4: Simplify right side
    116,965,935.09x = 14,041,124,286,889,682
  5. Step 5: Solve for x
    x = 14,041,124,286,889,682/116,965,935.09
  6. Step 6: Final answer
    x = 120,044,560.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.