Home / 274,238,244.89-411,115,226.87-209,829,588.59

Finding the Fourth Proportional to 274,238,244.89, 411,115,226.87 and 209,829,588.59

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Solution

The fourth proportional to 274,238,244.89, 411,115,226.87 and 209,829,588.59 is: 314,559,112.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,238,244.89 : 411,115,226.87 = 209,829,588.59 : x
  2. Step 2: Convert to fraction form
    274,238,244.89/411,115,226.87 = 209,829,588.59/x
  3. Step 3: Cross multiply
    274,238,244.89x = 411,115,226.87 × 209,829,588.59
  4. Step 4: Simplify right side
    274,238,244.89x = 86,264,138,917,216,608
  5. Step 5: Solve for x
    x = 86,264,138,917,216,608/274,238,244.89
  6. Step 6: Final answer
    x = 314,559,112.47

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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.