Home / 7,142,411,589.70-9,847,378,191.59-5,850,162,888.80

Finding the Fourth Proportional to 7,142,411,589.70, 9,847,378,191.59 and 5,850,162,888.80

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Solution

The fourth proportional to 7,142,411,589.70, 9,847,378,191.59 and 5,850,162,888.80 is: 8,065,730,422.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,411,589.70 : 9,847,378,191.59 = 5,850,162,888.80 : x
  2. Step 2: Convert to fraction form
    7,142,411,589.70/9,847,378,191.59 = 5,850,162,888.80/x
  3. Step 3: Cross multiply
    7,142,411,589.70x = 9,847,378,191.59 × 5,850,162,888.80
  4. Step 4: Simplify right side
    7,142,411,589.70x = 57,608,766,448,394,723,328
  5. Step 5: Solve for x
    x = 57,608,766,448,394,723,328/7,142,411,589.70
  6. Step 6: Final answer
    x = 8,065,730,422.41

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Double scale
Find fourth proportional to 7,142,411,590.70, 9,847,378,192.97 and 5,850,162,889.80
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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.