Home / 215,481,934,016.04-323,223,212,106.20-87,996,625,787.28

Finding the Fourth Proportional to 215,481,934,016.04, 323,223,212,106.20 and 87,996,625,787.28

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Solution

The fourth proportional to 215,481,934,016.04, 323,223,212,106.20 and 87,996,625,787.28 is: 131,995,065,717.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,481,934,016.04 : 323,223,212,106.20 = 87,996,625,787.28 : x
  2. Step 2: Convert to fraction form
    215,481,934,016.04/323,223,212,106.20 = 87,996,625,787.28/x
  3. Step 3: Cross multiply
    215,481,934,016.04x = 323,223,212,106.20 × 87,996,625,787.28
  4. Step 4: Simplify right side
    215,481,934,016.04x = 28,442,552,041,471,911,919,616
  5. Step 5: Solve for x
    x = 28,442,552,041,471,911,919,616/215,481,934,016.04
  6. Step 6: Final answer
    x = 131,995,065,717.92

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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.