Home / 469,923,648.56-648,456,569.16-271,697,873.84

Finding the Fourth Proportional to 469,923,648.56, 648,456,569.16 and 271,697,873.84

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Solution

The fourth proportional to 469,923,648.56, 648,456,569.16 and 271,697,873.84 is: 374,921,057.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,923,648.56 : 648,456,569.16 = 271,697,873.84 : x
  2. Step 2: Convert to fraction form
    469,923,648.56/648,456,569.16 = 271,697,873.84/x
  3. Step 3: Cross multiply
    469,923,648.56x = 648,456,569.16 × 271,697,873.84
  4. Step 4: Simplify right side
    469,923,648.56x = 176,184,271,118,352,896
  5. Step 5: Solve for x
    x = 176,184,271,118,352,896/469,923,648.56
  6. Step 6: Final answer
    x = 374,921,057.19

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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.