Home / 618,098,688,200.70-927,148,032,301.05-221,053,590,114.30

Finding the Fourth Proportional to 618,098,688,200.70, 927,148,032,301.05 and 221,053,590,114.30

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Solution

The fourth proportional to 618,098,688,200.70, 927,148,032,301.05 and 221,053,590,114.30 is: 331,580,385,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,098,688,200.70 : 927,148,032,301.05 = 221,053,590,114.30 : x
  2. Step 2: Convert to fraction form
    618,098,688,200.70/927,148,032,301.05 = 221,053,590,114.30/x
  3. Step 3: Cross multiply
    618,098,688,200.70x = 927,148,032,301.05 × 221,053,590,114.30
  4. Step 4: Simplify right side
    618,098,688,200.70x = 204,949,401,107,556,078,714,880
  5. Step 5: Solve for x
    x = 204,949,401,107,556,078,714,880/618,098,688,200.70
  6. Step 6: Final answer
    x = 331,580,385,171.45

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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.