Home / 220,054,428.10-330,081,642.15-197,096,176.90

Finding the Fourth Proportional to 220,054,428.10, 330,081,642.15 and 197,096,176.90

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Solution

The fourth proportional to 220,054,428.10, 330,081,642.15 and 197,096,176.90 is: 295,644,265.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,054,428.10 : 330,081,642.15 = 197,096,176.90 : x
  2. Step 2: Convert to fraction form
    220,054,428.10/330,081,642.15 = 197,096,176.90/x
  3. Step 3: Cross multiply
    220,054,428.10x = 330,081,642.15 × 197,096,176.90
  4. Step 4: Simplify right side
    220,054,428.10x = 65,057,829,732,638,896
  5. Step 5: Solve for x
    x = 65,057,829,732,638,896/220,054,428.10
  6. Step 6: Final answer
    x = 295,644,265.35

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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.