Home / 1,174,686,468,889.20-1,621,067,405,021.10-653,830,709,415.60

Finding the Fourth Proportional to 1,174,686,468,889.20, 1,621,067,405,021.10 and 653,830,709,415.60

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Solution

The fourth proportional to 1,174,686,468,889.20, 1,621,067,405,021.10 and 653,830,709,415.60 is: 902,286,422,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,686,468,889.20 : 1,621,067,405,021.10 = 653,830,709,415.60 : x
  2. Step 2: Convert to fraction form
    1,174,686,468,889.20/1,621,067,405,021.10 = 653,830,709,415.60/x
  3. Step 3: Cross multiply
    1,174,686,468,889.20x = 1,621,067,405,021.10 × 653,830,709,415.60
  4. Step 4: Simplify right side
    1,174,686,468,889.20x = 1,059,903,651,435,451,594,571,776
  5. Step 5: Solve for x
    x = 1,059,903,651,435,451,594,571,776/1,174,686,468,889.20
  6. Step 6: Final answer
    x = 902,286,422,382.74

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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.