Home / 8,542,075,514.60-12,808,442,310.10-6,782,747,619.80

Finding the Fourth Proportional to 8,542,075,514.60, 12,808,442,310.10 and 6,782,747,619.80

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Solution

The fourth proportional to 8,542,075,514.60, 12,808,442,310.10 and 6,782,747,619.80 is: 10,170,412,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542,075,514.60 : 12,808,442,310.10 = 6,782,747,619.80 : x
  2. Step 2: Convert to fraction form
    8,542,075,514.60/12,808,442,310.10 = 6,782,747,619.80/x
  3. Step 3: Cross multiply
    8,542,075,514.60x = 12,808,442,310.10 × 6,782,747,619.80
  4. Step 4: Simplify right side
    8,542,075,514.60x = 86,876,431,592,176,386,048
  5. Step 5: Solve for x
    x = 86,876,431,592,176,386,048/8,542,075,514.60
  6. Step 6: Final answer
    x = 10,170,412,500.30

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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.