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Finding the Fourth Proportional to 268,694,992.56, 370,913,503.14 and 180,640,058.88

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Solution

The fourth proportional to 268,694,992.56, 370,913,503.14 and 180,640,058.88 is: 249,360,199.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,694,992.56 : 370,913,503.14 = 180,640,058.88 : x
  2. Step 2: Convert to fraction form
    268,694,992.56/370,913,503.14 = 180,640,058.88/x
  3. Step 3: Cross multiply
    268,694,992.56x = 370,913,503.14 × 180,640,058.88
  4. Step 4: Simplify right side
    268,694,992.56x = 67,001,837,046,596,664
  5. Step 5: Solve for x
    x = 67,001,837,046,596,664/268,694,992.56
  6. Step 6: Final answer
    x = 249,360,199.86

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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.