Home / 300,098,409.88-448,323,757.45-194,190,970.00

Finding the Fourth Proportional to 300,098,409.88, 448,323,757.45 and 194,190,970.00

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Solution

The fourth proportional to 300,098,409.88, 448,323,757.45 and 194,190,970.00 is: 290,106,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,098,409.88 : 448,323,757.45 = 194,190,970.00 : x
  2. Step 2: Convert to fraction form
    300,098,409.88/448,323,757.45 = 194,190,970.00/x
  3. Step 3: Cross multiply
    300,098,409.88x = 448,323,757.45 × 194,190,970.00
  4. Step 4: Simplify right side
    300,098,409.88x = 87,060,425,331,696,224
  5. Step 5: Solve for x
    x = 87,060,425,331,696,224/300,098,409.88
  6. Step 6: Final answer
    x = 290,106,253.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.