Home / 886,425,558.40-1,223,293,285.07-484,561,513.29

Finding the Fourth Proportional to 886,425,558.40, 1,223,293,285.07 and 484,561,513.29

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Solution

The fourth proportional to 886,425,558.40, 1,223,293,285.07 and 484,561,513.29 is: 668,709,109.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,425,558.40 : 1,223,293,285.07 = 484,561,513.29 : x
  2. Step 2: Convert to fraction form
    886,425,558.40/1,223,293,285.07 = 484,561,513.29/x
  3. Step 3: Cross multiply
    886,425,558.40x = 1,223,293,285.07 × 484,561,513.29
  4. Step 4: Simplify right side
    886,425,558.40x = 592,760,845,414,984,192
  5. Step 5: Solve for x
    x = 592,760,845,414,984,192/886,425,558.40
  6. Step 6: Final answer
    x = 668,709,109.07

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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.