Home / 1,150,873,219.99-1,588,202,056.38-642,230,600.13

Finding the Fourth Proportional to 1,150,873,219.99, 1,588,202,056.38 and 642,230,600.13

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Solution

The fourth proportional to 1,150,873,219.99, 1,588,202,056.38 and 642,230,600.13 is: 886,276,561.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,873,219.99 : 1,588,202,056.38 = 642,230,600.13 : x
  2. Step 2: Convert to fraction form
    1,150,873,219.99/1,588,202,056.38 = 642,230,600.13/x
  3. Step 3: Cross multiply
    1,150,873,219.99x = 1,588,202,056.38 × 642,230,600.13
  4. Step 4: Simplify right side
    1,150,873,219.99x = 1,019,991,959,796,627,584
  5. Step 5: Solve for x
    x = 1,019,991,959,796,627,584/1,150,873,219.99
  6. Step 6: Final answer
    x = 886,276,561.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.