Home / 210,777,835.60-290,867,165.94-116,696,175.63

Finding the Fourth Proportional to 210,777,835.60, 290,867,165.94 and 116,696,175.63

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Solution

The fourth proportional to 210,777,835.60, 290,867,165.94 and 116,696,175.63 is: 161,037,263.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,777,835.60 : 290,867,165.94 = 116,696,175.63 : x
  2. Step 2: Convert to fraction form
    210,777,835.60/290,867,165.94 = 116,696,175.63/x
  3. Step 3: Cross multiply
    210,777,835.60x = 290,867,165.94 × 116,696,175.63
  4. Step 4: Simplify right side
    210,777,835.60x = 33,943,085,880,080,256
  5. Step 5: Solve for x
    x = 33,943,085,880,080,256/210,777,835.60
  6. Step 6: Final answer
    x = 161,037,263.64

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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.