Home / 528,162,083.64-791,212,523.58-345,856,563

Finding the Fourth Proportional to 528,162,083.64, 791,212,523.58 and 345,856,563

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Solution

The fourth proportional to 528,162,083.64, 791,212,523.58 and 345,856,563 is: 518,109,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,162,083.64 : 791,212,523.58 = 345,856,563 : x
  2. Step 2: Convert to fraction form
    528,162,083.64/791,212,523.58 = 345,856,563/x
  3. Step 3: Cross multiply
    528,162,083.64x = 791,212,523.58 × 345,856,563
  4. Step 4: Simplify right side
    528,162,083.64x = 273,646,044,007,935,264
  5. Step 5: Solve for x
    x = 273,646,044,007,935,264/528,162,083.64
  6. Step 6: Final answer
    x = 518,109,975.11

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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.