Home / 8,596,091,998.80-12,894,137,998.20-7,908,121,285.20

Finding the Fourth Proportional to 8,596,091,998.80, 12,894,137,998.20 and 7,908,121,285.20

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Solution

The fourth proportional to 8,596,091,998.80, 12,894,137,998.20 and 7,908,121,285.20 is: 11,862,181,927.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596,091,998.80 : 12,894,137,998.20 = 7,908,121,285.20 : x
  2. Step 2: Convert to fraction form
    8,596,091,998.80/12,894,137,998.20 = 7,908,121,285.20/x
  3. Step 3: Cross multiply
    8,596,091,998.80x = 12,894,137,998.20 × 7,908,121,285.20
  4. Step 4: Simplify right side
    8,596,091,998.80x = 101,968,407,157,871,542,272
  5. Step 5: Solve for x
    x = 101,968,407,157,871,542,272/8,596,091,998.80
  6. Step 6: Final answer
    x = 11,862,181,927.80

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Double scale
Find fourth proportional to 8,596,091,999.80, 12,894,137,999.70 and 7,908,121,286.20
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.