Home / 68,791,851.84-103,184,376.80-25,657,695.04

Finding the Fourth Proportional to 68,791,851.84, 103,184,376.80 and 25,657,695.04

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Solution

The fourth proportional to 68,791,851.84, 103,184,376.80 and 25,657,695.04 is: 38,485,274.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,791,851.84 : 103,184,376.80 = 25,657,695.04 : x
  2. Step 2: Convert to fraction form
    68,791,851.84/103,184,376.80 = 25,657,695.04/x
  3. Step 3: Cross multiply
    68,791,851.84x = 103,184,376.80 × 25,657,695.04
  4. Step 4: Simplify right side
    68,791,851.84x = 2,647,473,272,826,851
  5. Step 5: Solve for x
    x = 2,647,473,272,826,851/68,791,851.84
  6. Step 6: Final answer
    x = 38,485,274.08

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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.