Home / 68,109,665.95-94,044,893.30-54,836,680.74

Finding the Fourth Proportional to 68,109,665.95, 94,044,893.30 and 54,836,680.74

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Solution

The fourth proportional to 68,109,665.95, 94,044,893.30 and 54,836,680.74 is: 75,717,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,109,665.95 : 94,044,893.30 = 54,836,680.74 : x
  2. Step 2: Convert to fraction form
    68,109,665.95/94,044,893.30 = 54,836,680.74/x
  3. Step 3: Cross multiply
    68,109,665.95x = 94,044,893.30 × 54,836,680.74
  4. Step 4: Simplify right side
    68,109,665.95x = 5,157,109,789,119,465
  5. Step 5: Solve for x
    x = 5,157,109,789,119,465/68,109,665.95
  6. Step 6: Final answer
    x = 75,717,737.23

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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.