Home / 299,606,656.40-449,409,984.60-192,111,232.40

Finding the Fourth Proportional to 299,606,656.40, 449,409,984.60 and 192,111,232.40

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Solution

The fourth proportional to 299,606,656.40, 449,409,984.60 and 192,111,232.40 is: 288,166,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,606,656.40 : 449,409,984.60 = 192,111,232.40 : x
  2. Step 2: Convert to fraction form
    299,606,656.40/449,409,984.60 = 192,111,232.40/x
  3. Step 3: Cross multiply
    299,606,656.40x = 449,409,984.60 × 192,111,232.40
  4. Step 4: Simplify right side
    299,606,656.40x = 86,336,705,994,371,024
  5. Step 5: Solve for x
    x = 86,336,705,994,371,024/299,606,656.40
  6. Step 6: Final answer
    x = 288,166,848.60

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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.