Home / 1,131,165,276.91-1,560,983,621.73-654,875,729.22

Finding the Fourth Proportional to 1,131,165,276.91, 1,560,983,621.73 and 654,875,729.22

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Solution

The fourth proportional to 1,131,165,276.91, 1,560,983,621.73 and 654,875,729.22 is: 903,714,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,165,276.91 : 1,560,983,621.73 = 654,875,729.22 : x
  2. Step 2: Convert to fraction form
    1,131,165,276.91/1,560,983,621.73 = 654,875,729.22/x
  3. Step 3: Cross multiply
    1,131,165,276.91x = 1,560,983,621.73 × 654,875,729.22
  4. Step 4: Simplify right side
    1,131,165,276.91x = 1,022,250,287,580,910,464
  5. Step 5: Solve for x
    x = 1,022,250,287,580,910,464/1,131,165,276.91
  6. Step 6: Final answer
    x = 903,714,345.24

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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.