Home / 8,486,735,995.20-12,730,103,992.80-8,486,735,995.20

Finding the Fourth Proportional to 8,486,735,995.20, 12,730,103,992.80 and 8,486,735,995.20

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Solution

The fourth proportional to 8,486,735,995.20, 12,730,103,992.80 and 8,486,735,995.20 is: 12,730,103,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,486,735,995.20 : 12,730,103,992.80 = 8,486,735,995.20 : x
  2. Step 2: Convert to fraction form
    8,486,735,995.20/12,730,103,992.80 = 8,486,735,995.20/x
  3. Step 3: Cross multiply
    8,486,735,995.20x = 12,730,103,992.80 × 8,486,735,995.20
  4. Step 4: Simplify right side
    8,486,735,995.20x = 108,037,031,778,334,998,528
  5. Step 5: Solve for x
    x = 108,037,031,778,334,998,528/8,486,735,995.20
  6. Step 6: Final answer
    x = 12,730,103,992.80

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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.