Home / 163,702,563.40-245,587,962.30-54,561,640.60

Finding the Fourth Proportional to 163,702,563.40, 245,587,962.30 and 54,561,640.60

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Solution

The fourth proportional to 163,702,563.40, 245,587,962.30 and 54,561,640.60 is: 81,853,832.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,702,563.40 : 245,587,962.30 = 54,561,640.60 : x
  2. Step 2: Convert to fraction form
    163,702,563.40/245,587,962.30 = 54,561,640.60/x
  3. Step 3: Cross multiply
    163,702,563.40x = 245,587,962.30 × 54,561,640.60
  4. Step 4: Simplify right side
    163,702,563.40x = 13,399,682,134,698,950
  5. Step 5: Solve for x
    x = 13,399,682,134,698,950/163,702,563.40
  6. Step 6: Final answer
    x = 81,853,832.07

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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.