Home / 3,886,165,906.60-5,829,248,859.90-3,808,681,808.80

Finding the Fourth Proportional to 3,886,165,906.60, 5,829,248,859.90 and 3,808,681,808.80

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Solution

The fourth proportional to 3,886,165,906.60, 5,829,248,859.90 and 3,808,681,808.80 is: 5,713,022,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,165,906.60 : 5,829,248,859.90 = 3,808,681,808.80 : x
  2. Step 2: Convert to fraction form
    3,886,165,906.60/5,829,248,859.90 = 3,808,681,808.80/x
  3. Step 3: Cross multiply
    3,886,165,906.60x = 5,829,248,859.90 × 3,808,681,808.80
  4. Step 4: Simplify right side
    3,886,165,906.60x = 22,201,754,091,669,270,528
  5. Step 5: Solve for x
    x = 22,201,754,091,669,270,528/3,886,165,906.60
  6. Step 6: Final answer
    x = 5,713,022,713.20

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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.