Home / 68,109,659.95-94,044,885.03-54,836,674.75

Finding the Fourth Proportional to 68,109,659.95, 94,044,885.03 and 54,836,674.75

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Solution

The fourth proportional to 68,109,659.95, 94,044,885.03 and 54,836,674.75 is: 75,717,728.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,109,659.95 : 94,044,885.03 = 54,836,674.75 : x
  2. Step 2: Convert to fraction form
    68,109,659.95/94,044,885.03 = 54,836,674.75/x
  3. Step 3: Cross multiply
    68,109,659.95x = 94,044,885.03 × 54,836,674.75
  4. Step 4: Simplify right side
    68,109,659.95x = 5,157,108,772,291,254
  5. Step 5: Solve for x
    x = 5,157,108,772,291,254/68,109,659.95
  6. Step 6: Final answer
    x = 75,717,728.97

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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.