Home / 22,165,015,387.96-30,587,343,186.54-12,003,660,690.16

Finding the Fourth Proportional to 22,165,015,387.96, 30,587,343,186.54 and 12,003,660,690.16

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Solution

The fourth proportional to 22,165,015,387.96, 30,587,343,186.54 and 12,003,660,690.16 is: 16,564,847,016.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,165,015,387.96 : 30,587,343,186.54 = 12,003,660,690.16 : x
  2. Step 2: Convert to fraction form
    22,165,015,387.96/30,587,343,186.54 = 12,003,660,690.16/x
  3. Step 3: Cross multiply
    22,165,015,387.96x = 30,587,343,186.54 × 12,003,660,690.16
  4. Step 4: Simplify right side
    22,165,015,387.96x = 367,160,089,024,703,496,192
  5. Step 5: Solve for x
    x = 367,160,089,024,703,496,192/22,165,015,387.96
  6. Step 6: Final answer
    x = 16,564,847,016.72

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Double scale
Find fourth proportional to 22,165,015,388.96, 30,587,343,187.92 and 12,003,660,691.16
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.