Home / 1,143,025,150,687.80-1,714,537,725,441.10-426,785,032,505.72

Finding the Fourth Proportional to 1,143,025,150,687.80, 1,714,537,725,441.10 and 426,785,032,505.72

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Solution

The fourth proportional to 1,143,025,150,687.80, 1,714,537,725,441.10 and 426,785,032,505.72 is: 640,177,548,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,025,150,687.80 : 1,714,537,725,441.10 = 426,785,032,505.72 : x
  2. Step 2: Convert to fraction form
    1,143,025,150,687.80/1,714,537,725,441.10 = 426,785,032,505.72/x
  3. Step 3: Cross multiply
    1,143,025,150,687.80x = 1,714,537,725,441.10 × 426,785,032,505.72
  4. Step 4: Simplify right side
    1,143,025,150,687.80x = 731,739,038,884,663,035,691,008
  5. Step 5: Solve for x
    x = 731,739,038,884,663,035,691,008/1,143,025,150,687.80
  6. Step 6: Final answer
    x = 640,177,548,538.06

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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.