Home / 247,351,384.64-341,477,433-190,712,426.48

Finding the Fourth Proportional to 247,351,384.64, 341,477,433 and 190,712,426.48

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Solution

The fourth proportional to 247,351,384.64, 341,477,433 and 190,712,426.48 is: 263,285,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,351,384.64 : 341,477,433 = 190,712,426.48 : x
  2. Step 2: Convert to fraction form
    247,351,384.64/341,477,433 = 190,712,426.48/x
  3. Step 3: Cross multiply
    247,351,384.64x = 341,477,433 × 190,712,426.48
  4. Step 4: Simplify right side
    247,351,384.64x = 65,123,989,835,591,624
  5. Step 5: Solve for x
    x = 65,123,989,835,591,624/247,351,384.64
  6. Step 6: Final answer
    x = 263,285,325.57

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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.