Home / 215,568,961.70-323,353,442.55-62,220,020.90

Finding the Fourth Proportional to 215,568,961.70, 323,353,442.55 and 62,220,020.90

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Solution

The fourth proportional to 215,568,961.70, 323,353,442.55 and 62,220,020.90 is: 93,330,031.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,568,961.70 : 323,353,442.55 = 62,220,020.90 : x
  2. Step 2: Convert to fraction form
    215,568,961.70/323,353,442.55 = 62,220,020.90/x
  3. Step 3: Cross multiply
    215,568,961.70x = 323,353,442.55 × 62,220,020.90
  4. Step 4: Simplify right side
    215,568,961.70x = 20,119,057,953,547,948
  5. Step 5: Solve for x
    x = 20,119,057,953,547,948/215,568,961.70
  6. Step 6: Final answer
    x = 93,330,031.35

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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.