Home / 10,296,398,220.30-15,444,597,330.45-7,816,907,090.70

Finding the Fourth Proportional to 10,296,398,220.30, 15,444,597,330.45 and 7,816,907,090.70

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Solution

The fourth proportional to 10,296,398,220.30, 15,444,597,330.45 and 7,816,907,090.70 is: 11,725,360,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296,398,220.30 : 15,444,597,330.45 = 7,816,907,090.70 : x
  2. Step 2: Convert to fraction form
    10,296,398,220.30/15,444,597,330.45 = 7,816,907,090.70/x
  3. Step 3: Cross multiply
    10,296,398,220.30x = 15,444,597,330.45 × 7,816,907,090.70
  4. Step 4: Simplify right side
    10,296,398,220.30x = 120,728,982,385,400,905,728
  5. Step 5: Solve for x
    x = 120,728,982,385,400,905,728/10,296,398,220.30
  6. Step 6: Final answer
    x = 11,725,360,636.05

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Double scale
Find fourth proportional to 10,296,398,221.30, 15,444,597,331.95 and 7,816,907,091.70
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.