Home / 89,270,949.81-123,212,034.74-51,595,714.05

Finding the Fourth Proportional to 89,270,949.81, 123,212,034.74 and 51,595,714.05

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Solution

The fourth proportional to 89,270,949.81, 123,212,034.74 and 51,595,714.05 is: 71,212,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,270,949.81 : 123,212,034.74 = 51,595,714.05 : x
  2. Step 2: Convert to fraction form
    89,270,949.81/123,212,034.74 = 51,595,714.05/x
  3. Step 3: Cross multiply
    89,270,949.81x = 123,212,034.74 × 51,595,714.05
  4. Step 4: Simplify right side
    89,270,949.81x = 6,357,212,911,705,727
  5. Step 5: Solve for x
    x = 6,357,212,911,705,727/89,270,949.81
  6. Step 6: Final answer
    x = 71,212,560.47

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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.