Home / 7,760,482,090.20-11,640,723,135.30-2,239,920,221.40

Finding the Fourth Proportional to 7,760,482,090.20, 11,640,723,135.30 and 2,239,920,221.40

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Solution

The fourth proportional to 7,760,482,090.20, 11,640,723,135.30 and 2,239,920,221.40 is: 3,359,880,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,482,090.20 : 11,640,723,135.30 = 2,239,920,221.40 : x
  2. Step 2: Convert to fraction form
    7,760,482,090.20/11,640,723,135.30 = 2,239,920,221.40/x
  3. Step 3: Cross multiply
    7,760,482,090.20x = 11,640,723,135.30 × 2,239,920,221.40
  4. Step 4: Simplify right side
    7,760,482,090.20x = 26,074,291,142,477,279,232
  5. Step 5: Solve for x
    x = 26,074,291,142,477,279,232/7,760,482,090.20
  6. Step 6: Final answer
    x = 3,359,880,332.10

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Double scale
Find fourth proportional to 7,760,482,091.20, 11,640,723,136.80 and 2,239,920,222.40
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.