Home / 1,131,165,277.41-1,560,983,622.42-654,875,729.72

Finding the Fourth Proportional to 1,131,165,277.41, 1,560,983,622.42 and 654,875,729.72

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Solution

The fourth proportional to 1,131,165,277.41, 1,560,983,622.42 and 654,875,729.72 is: 903,714,345.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,165,277.41 : 1,560,983,622.42 = 654,875,729.72 : x
  2. Step 2: Convert to fraction form
    1,131,165,277.41/1,560,983,622.42 = 654,875,729.72/x
  3. Step 3: Cross multiply
    1,131,165,277.41x = 1,560,983,622.42 × 654,875,729.72
  4. Step 4: Simplify right side
    1,131,165,277.41x = 1,022,250,288,813,266,560
  5. Step 5: Solve for x
    x = 1,022,250,288,813,266,560/1,131,165,277.41
  6. Step 6: Final answer
    x = 903,714,345.93

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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.