Home / 215,568,962.20-323,353,443.30-62,220,021.40

Finding the Fourth Proportional to 215,568,962.20, 323,353,443.30 and 62,220,021.40

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Solution

The fourth proportional to 215,568,962.20, 323,353,443.30 and 62,220,021.40 is: 93,330,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,568,962.20 : 323,353,443.30 = 62,220,021.40 : x
  2. Step 2: Convert to fraction form
    215,568,962.20/323,353,443.30 = 62,220,021.40/x
  3. Step 3: Cross multiply
    215,568,962.20x = 323,353,443.30 × 62,220,021.40
  4. Step 4: Simplify right side
    215,568,962.20x = 20,119,058,161,889,688
  5. Step 5: Solve for x
    x = 20,119,058,161,889,688/215,568,962.20
  6. Step 6: Final answer
    x = 93,330,032.10

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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.