Home / 741,403,963.70-1,023,069,849.72-439,937,330.58

Finding the Fourth Proportional to 741,403,963.70, 1,023,069,849.72 and 439,937,330.58

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Solution

The fourth proportional to 741,403,963.70, 1,023,069,849.72 and 439,937,330.58 is: 607,073,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,403,963.70 : 1,023,069,849.72 = 439,937,330.58 : x
  2. Step 2: Convert to fraction form
    741,403,963.70/1,023,069,849.72 = 439,937,330.58/x
  3. Step 3: Cross multiply
    741,403,963.70x = 1,023,069,849.72 × 439,937,330.58
  4. Step 4: Simplify right side
    741,403,963.70x = 450,086,618,682,698,560
  5. Step 5: Solve for x
    x = 450,086,618,682,698,560/741,403,963.70
  6. Step 6: Final answer
    x = 607,073,391.46

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1.5x scale

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.