Home / 85,475,493,009.20-128,213,239,513.80-41,395,650,705.20

Finding the Fourth Proportional to 85,475,493,009.20, 128,213,239,513.80 and 41,395,650,705.20

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Solution

The fourth proportional to 85,475,493,009.20, 128,213,239,513.80 and 41,395,650,705.20 is: 62,093,476,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,475,493,009.20 : 128,213,239,513.80 = 41,395,650,705.20 : x
  2. Step 2: Convert to fraction form
    85,475,493,009.20/128,213,239,513.80 = 41,395,650,705.20/x
  3. Step 3: Cross multiply
    85,475,493,009.20x = 128,213,239,513.80 × 41,395,650,705.20
  4. Step 4: Simplify right side
    85,475,493,009.20x = 5,307,470,478,695,411,482,624
  5. Step 5: Solve for x
    x = 5,307,470,478,695,411,482,624/85,475,493,009.20
  6. Step 6: Final answer
    x = 62,093,476,057.80

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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.