Home / 1,348,090,605.81-1,860,203,917.83-745,179,785.37

Finding the Fourth Proportional to 1,348,090,605.81, 1,860,203,917.83 and 745,179,785.37

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Solution

The fourth proportional to 1,348,090,605.81, 1,860,203,917.83 and 745,179,785.37 is: 1,028,259,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,090,605.81 : 1,860,203,917.83 = 745,179,785.37 : x
  2. Step 2: Convert to fraction form
    1,348,090,605.81/1,860,203,917.83 = 745,179,785.37/x
  3. Step 3: Cross multiply
    1,348,090,605.81x = 1,860,203,917.83 × 745,179,785.37
  4. Step 4: Simplify right side
    1,348,090,605.81x = 1,386,186,356,232,992,512
  5. Step 5: Solve for x
    x = 1,386,186,356,232,992,512/1,348,090,605.81
  6. Step 6: Final answer
    x = 1,028,259,043.02

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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.