Home / 7,750,728,047.20-11,626,092,070.80-6,832,397,999.20

Finding the Fourth Proportional to 7,750,728,047.20, 11,626,092,070.80 and 6,832,397,999.20

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Solution

The fourth proportional to 7,750,728,047.20, 11,626,092,070.80 and 6,832,397,999.20 is: 10,248,596,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750,728,047.20 : 11,626,092,070.80 = 6,832,397,999.20 : x
  2. Step 2: Convert to fraction form
    7,750,728,047.20/11,626,092,070.80 = 6,832,397,999.20/x
  3. Step 3: Cross multiply
    7,750,728,047.20x = 11,626,092,070.80 × 6,832,397,999.20
  4. Step 4: Simplify right side
    7,750,728,047.20x = 79,434,088,203,048,894,464
  5. Step 5: Solve for x
    x = 79,434,088,203,048,894,464/7,750,728,047.20
  6. Step 6: Final answer
    x = 10,248,596,998.80

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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.