Home / 210,676,857.60-316,015,286.40-185,167,689.60

Finding the Fourth Proportional to 210,676,857.60, 316,015,286.40 and 185,167,689.60

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Solution

The fourth proportional to 210,676,857.60, 316,015,286.40 and 185,167,689.60 is: 277,751,534.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,676,857.60 : 316,015,286.40 = 185,167,689.60 : x
  2. Step 2: Convert to fraction form
    210,676,857.60/316,015,286.40 = 185,167,689.60/x
  3. Step 3: Cross multiply
    210,676,857.60x = 316,015,286.40 × 185,167,689.60
  4. Step 4: Simplify right side
    210,676,857.60x = 58,515,820,460,970,296
  5. Step 5: Solve for x
    x = 58,515,820,460,970,296/210,676,857.60
  6. Step 6: Final answer
    x = 277,751,534.40

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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.