Home / 210,777,836.60-290,867,167.32-116,696,176.63

Finding the Fourth Proportional to 210,777,836.60, 290,867,167.32 and 116,696,176.63

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Solution

The fourth proportional to 210,777,836.60, 290,867,167.32 and 116,696,176.63 is: 161,037,265.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,777,836.60 : 290,867,167.32 = 116,696,176.63 : x
  2. Step 2: Convert to fraction form
    210,777,836.60/290,867,167.32 = 116,696,176.63/x
  3. Step 3: Cross multiply
    210,777,836.60x = 290,867,167.32 × 116,696,176.63
  4. Step 4: Simplify right side
    210,777,836.60x = 33,943,086,333,442,480
  5. Step 5: Solve for x
    x = 33,943,086,333,442,480/210,777,836.60
  6. Step 6: Final answer
    x = 161,037,265.02

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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.