Home / 919,634,163.64-1,270,755,223.89-654,856,473.27

Finding the Fourth Proportional to 919,634,163.64, 1,270,755,223.89 and 654,856,473.27

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Solution

The fourth proportional to 919,634,163.64, 1,270,755,223.89 and 654,856,473.27 is: 904,884,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,634,163.64 : 1,270,755,223.89 = 654,856,473.27 : x
  2. Step 2: Convert to fraction form
    919,634,163.64/1,270,755,223.89 = 654,856,473.27/x
  3. Step 3: Cross multiply
    919,634,163.64x = 1,270,755,223.89 × 654,856,473.27
  4. Step 4: Simplify right side
    919,634,163.64x = 832,162,284,298,043,776
  5. Step 5: Solve for x
    x = 832,162,284,298,043,776/919,634,163.64
  6. Step 6: Final answer
    x = 904,884,047.59

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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.