Home / 10,865,020,384.40-16,297,530,576.60-7,352,407,950.80

Finding the Fourth Proportional to 10,865,020,384.40, 16,297,530,576.60 and 7,352,407,950.80

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Solution

The fourth proportional to 10,865,020,384.40, 16,297,530,576.60 and 7,352,407,950.80 is: 11,028,611,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,020,384.40 : 16,297,530,576.60 = 7,352,407,950.80 : x
  2. Step 2: Convert to fraction form
    10,865,020,384.40/16,297,530,576.60 = 7,352,407,950.80/x
  3. Step 3: Cross multiply
    10,865,020,384.40x = 16,297,530,576.60 × 7,352,407,950.80
  4. Step 4: Simplify right side
    10,865,020,384.40x = 119,826,093,389,799,948,288
  5. Step 5: Solve for x
    x = 119,826,093,389,799,948,288/10,865,020,384.40
  6. Step 6: Final answer
    x = 11,028,611,926.20

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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.