Home / 647,568,053.70-971,352,080.55-162,893,861.70

Finding the Fourth Proportional to 647,568,053.70, 971,352,080.55 and 162,893,861.70

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Solution

The fourth proportional to 647,568,053.70, 971,352,080.55 and 162,893,861.70 is: 244,340,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,568,053.70 : 971,352,080.55 = 162,893,861.70 : x
  2. Step 2: Convert to fraction form
    647,568,053.70/971,352,080.55 = 162,893,861.70/x
  3. Step 3: Cross multiply
    647,568,053.70x = 971,352,080.55 × 162,893,861.70
  4. Step 4: Simplify right side
    647,568,053.70x = 158,227,291,471,118,944
  5. Step 5: Solve for x
    x = 158,227,291,471,118,944/647,568,053.70
  6. Step 6: Final answer
    x = 244,340,792.55

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Similar ratio
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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.