Home / 1,426,764,092,007-2,140,347,179,151.70-458,347,807,469.98

Finding the Fourth Proportional to 1,426,764,092,007, 2,140,347,179,151.70 and 458,347,807,469.98

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Solution

The fourth proportional to 1,426,764,092,007, 2,140,347,179,151.70 and 458,347,807,469.98 is: 687,586,295,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,764,092,007 : 2,140,347,179,151.70 = 458,347,807,469.98 : x
  2. Step 2: Convert to fraction form
    1,426,764,092,007/2,140,347,179,151.70 = 458,347,807,469.98/x
  3. Step 3: Cross multiply
    1,426,764,092,007x = 2,140,347,179,151.70 × 458,347,807,469.98
  4. Step 4: Simplify right side
    1,426,764,092,007x = 981,023,436,788,738,142,765,056
  5. Step 5: Solve for x
    x = 981,023,436,788,738,142,765,056/1,426,764,092,007
  6. Step 6: Final answer
    x = 687,586,295,649.45

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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.