Home / 9,237,889,999.20-13,856,834,998.80-9,054,223,989.60

Finding the Fourth Proportional to 9,237,889,999.20, 13,856,834,998.80 and 9,054,223,989.60

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Solution

The fourth proportional to 9,237,889,999.20, 13,856,834,998.80 and 9,054,223,989.60 is: 13,581,335,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237,889,999.20 : 13,856,834,998.80 = 9,054,223,989.60 : x
  2. Step 2: Convert to fraction form
    9,237,889,999.20/13,856,834,998.80 = 9,054,223,989.60/x
  3. Step 3: Cross multiply
    9,237,889,999.20x = 13,856,834,998.80 × 9,054,223,989.60
  4. Step 4: Simplify right side
    9,237,889,999.20x = 125,462,887,866,063,847,424
  5. Step 5: Solve for x
    x = 125,462,887,866,063,847,424/9,237,889,999.20
  6. Step 6: Final answer
    x = 13,581,335,984.40

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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.