Home / 190,848,003.70-286,272,005.55-177,998,941.30

Finding the Fourth Proportional to 190,848,003.70, 286,272,005.55 and 177,998,941.30

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Solution

The fourth proportional to 190,848,003.70, 286,272,005.55 and 177,998,941.30 is: 266,998,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,848,003.70 : 286,272,005.55 = 177,998,941.30 : x
  2. Step 2: Convert to fraction form
    190,848,003.70/286,272,005.55 = 177,998,941.30/x
  3. Step 3: Cross multiply
    190,848,003.70x = 286,272,005.55 × 177,998,941.30
  4. Step 4: Simplify right side
    190,848,003.70x = 50,956,113,911,727,728
  5. Step 5: Solve for x
    x = 50,956,113,911,727,728/190,848,003.70
  6. Step 6: Final answer
    x = 266,998,411.95

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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.