Home / 8,810,148,031.20-13,215,222,046.80-8,075,483,992.80

Finding the Fourth Proportional to 8,810,148,031.20, 13,215,222,046.80 and 8,075,483,992.80

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Solution

The fourth proportional to 8,810,148,031.20, 13,215,222,046.80 and 8,075,483,992.80 is: 12,113,225,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,810,148,031.20 : 13,215,222,046.80 = 8,075,483,992.80 : x
  2. Step 2: Convert to fraction form
    8,810,148,031.20/13,215,222,046.80 = 8,075,483,992.80/x
  3. Step 3: Cross multiply
    8,810,148,031.20x = 13,215,222,046.80 × 8,075,483,992.80
  4. Step 4: Simplify right side
    8,810,148,031.20x = 106,719,314,100,231,045,120
  5. Step 5: Solve for x
    x = 106,719,314,100,231,045,120/8,810,148,031.20
  6. Step 6: Final answer
    x = 12,113,225,989.20

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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.