Home / 5,575,392,443.80-8,363,088,665.70-3,906,525,986.20

Finding the Fourth Proportional to 5,575,392,443.80, 8,363,088,665.70 and 3,906,525,986.20

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Solution

The fourth proportional to 5,575,392,443.80, 8,363,088,665.70 and 3,906,525,986.20 is: 5,859,788,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575,392,443.80 : 8,363,088,665.70 = 3,906,525,986.20 : x
  2. Step 2: Convert to fraction form
    5,575,392,443.80/8,363,088,665.70 = 3,906,525,986.20/x
  3. Step 3: Cross multiply
    5,575,392,443.80x = 8,363,088,665.70 × 3,906,525,986.20
  4. Step 4: Simplify right side
    5,575,392,443.80x = 32,670,623,197,451,730,944
  5. Step 5: Solve for x
    x = 32,670,623,197,451,730,944/5,575,392,443.80
  6. Step 6: Final answer
    x = 5,859,788,979.30

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Double scale
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Similar ratio
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1.5x scale

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.