Home / 165,242,581.20-247,863,871.80-57,537,205.20

Finding the Fourth Proportional to 165,242,581.20, 247,863,871.80 and 57,537,205.20

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Solution

The fourth proportional to 165,242,581.20, 247,863,871.80 and 57,537,205.20 is: 86,305,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,242,581.20 : 247,863,871.80 = 57,537,205.20 : x
  2. Step 2: Convert to fraction form
    165,242,581.20/247,863,871.80 = 57,537,205.20/x
  3. Step 3: Cross multiply
    165,242,581.20x = 247,863,871.80 × 57,537,205.20
  4. Step 4: Simplify right side
    165,242,581.20x = 14,261,394,453,423,094
  5. Step 5: Solve for x
    x = 14,261,394,453,423,094/165,242,581.20
  6. Step 6: Final answer
    x = 86,305,807.80

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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.