Home / 1,348,090,601.81-1,860,203,912.31-745,179,781.37

Finding the Fourth Proportional to 1,348,090,601.81, 1,860,203,912.31 and 745,179,781.37

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Solution

The fourth proportional to 1,348,090,601.81, 1,860,203,912.31 and 745,179,781.37 is: 1,028,259,037.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,090,601.81 : 1,860,203,912.31 = 745,179,781.37 : x
  2. Step 2: Convert to fraction form
    1,348,090,601.81/1,860,203,912.31 = 745,179,781.37/x
  3. Step 3: Cross multiply
    1,348,090,601.81x = 1,860,203,912.31 × 745,179,781.37
  4. Step 4: Simplify right side
    1,348,090,601.81x = 1,386,186,344,669,483,520
  5. Step 5: Solve for x
    x = 1,386,186,344,669,483,520/1,348,090,601.81
  6. Step 6: Final answer
    x = 1,028,259,037.50

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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.