Home / 273,242,657.84-409,435,014.21-185,845,856.78

Finding the Fourth Proportional to 273,242,657.84, 409,435,014.21 and 185,845,856.78

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Solution

The fourth proportional to 273,242,657.84, 409,435,014.21 and 185,845,856.78 is: 278,477,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,242,657.84 : 409,435,014.21 = 185,845,856.78 : x
  2. Step 2: Convert to fraction form
    273,242,657.84/409,435,014.21 = 185,845,856.78/x
  3. Step 3: Cross multiply
    273,242,657.84x = 409,435,014.21 × 185,845,856.78
  4. Step 4: Simplify right side
    273,242,657.84x = 76,091,801,009,541,744
  5. Step 5: Solve for x
    x = 76,091,801,009,541,744/273,242,657.84
  6. Step 6: Final answer
    x = 278,477,019.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.