Home / 1,078,558,314-1,489,438,398.24-1,019,798,629.44

Finding the Fourth Proportional to 1,078,558,314, 1,489,438,398.24 and 1,019,798,629.44

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Solution

The fourth proportional to 1,078,558,314, 1,489,438,398.24 and 1,019,798,629.44 is: 1,408,294,032.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,558,314 : 1,489,438,398.24 = 1,019,798,629.44 : x
  2. Step 2: Convert to fraction form
    1,078,558,314/1,489,438,398.24 = 1,019,798,629.44/x
  3. Step 3: Cross multiply
    1,078,558,314x = 1,489,438,398.24 × 1,019,798,629.44
  4. Step 4: Simplify right side
    1,078,558,314x = 1,518,927,237,160,461,056
  5. Step 5: Solve for x
    x = 1,518,927,237,160,461,056/1,078,558,314
  6. Step 6: Final answer
    x = 1,408,294,032.36

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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.