Home / 1,284,337,850,092.20-1,772,419,824,322-698,421,963,708.86

Finding the Fourth Proportional to 1,284,337,850,092.20, 1,772,419,824,322 and 698,421,963,708.86

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Solution

The fourth proportional to 1,284,337,850,092.20, 1,772,419,824,322 and 698,421,963,708.86 is: 963,840,576,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,337,850,092.20 : 1,772,419,824,322 = 698,421,963,708.86 : x
  2. Step 2: Convert to fraction form
    1,284,337,850,092.20/1,772,419,824,322 = 698,421,963,708.86/x
  3. Step 3: Cross multiply
    1,284,337,850,092.20x = 1,772,419,824,322 × 698,421,963,708.86
  4. Step 4: Simplify right side
    1,284,337,850,092.20x = 1,237,896,934,219,483,745,091,584
  5. Step 5: Solve for x
    x = 1,237,896,934,219,483,745,091,584/1,284,337,850,092.20
  6. Step 6: Final answer
    x = 963,840,576,784.85

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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.