Home / 45,349,725,404.70-68,024,588,107.05-31,146,220,662.30

Finding the Fourth Proportional to 45,349,725,404.70, 68,024,588,107.05 and 31,146,220,662.30

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Solution

The fourth proportional to 45,349,725,404.70, 68,024,588,107.05 and 31,146,220,662.30 is: 46,719,330,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349,725,404.70 : 68,024,588,107.05 = 31,146,220,662.30 : x
  2. Step 2: Convert to fraction form
    45,349,725,404.70/68,024,588,107.05 = 31,146,220,662.30/x
  3. Step 3: Cross multiply
    45,349,725,404.70x = 68,024,588,107.05 × 31,146,220,662.30
  4. Step 4: Simplify right side
    45,349,725,404.70x = 2,118,708,831,644,247,654,400
  5. Step 5: Solve for x
    x = 2,118,708,831,644,247,654,400/45,349,725,404.70
  6. Step 6: Final answer
    x = 46,719,330,993.45

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Double scale
Find fourth proportional to 45,349,725,405.70, 68,024,588,108.55 and 31,146,220,663.30
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.