Home / 15,683,031,908.80-23,524,547,863.20-12,132,155,723.20

Finding the Fourth Proportional to 15,683,031,908.80, 23,524,547,863.20 and 12,132,155,723.20

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Solution

The fourth proportional to 15,683,031,908.80, 23,524,547,863.20 and 12,132,155,723.20 is: 18,198,233,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683,031,908.80 : 23,524,547,863.20 = 12,132,155,723.20 : x
  2. Step 2: Convert to fraction form
    15,683,031,908.80/23,524,547,863.20 = 12,132,155,723.20/x
  3. Step 3: Cross multiply
    15,683,031,908.80x = 23,524,547,863.20 × 12,132,155,723.20
  4. Step 4: Simplify right side
    15,683,031,908.80x = 285,403,477,994,214,227,968
  5. Step 5: Solve for x
    x = 285,403,477,994,214,227,968/15,683,031,908.80
  6. Step 6: Final answer
    x = 18,198,233,584.80

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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.