Home / 51,383,196,426.70-77,078,509,395.63-21,507,480,650.26

Finding the Fourth Proportional to 51,383,196,426.70, 77,078,509,395.63 and 21,507,480,650.26

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Solution

The fourth proportional to 51,383,196,426.70, 77,078,509,395.63 and 21,507,480,650.26 is: 32,262,775,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,383,196,426.70 : 77,078,509,395.63 = 21,507,480,650.26 : x
  2. Step 2: Convert to fraction form
    51,383,196,426.70/77,078,509,395.63 = 21,507,480,650.26/x
  3. Step 3: Cross multiply
    51,383,196,426.70x = 77,078,509,395.63 × 21,507,480,650.26
  4. Step 4: Simplify right side
    51,383,196,426.70x = 1,657,764,549,377,395,785,728
  5. Step 5: Solve for x
    x = 1,657,764,549,377,395,785,728/51,383,196,426.70
  6. Step 6: Final answer
    x = 32,262,775,861.80

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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.