Home / 269,068,783.56-371,314,907.10-145,309,448.76

Finding the Fourth Proportional to 269,068,783.56, 371,314,907.10 and 145,309,448.76

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Solution

The fourth proportional to 269,068,783.56, 371,314,907.10 and 145,309,448.76 is: 200,527,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,068,783.56 : 371,314,907.10 = 145,309,448.76 : x
  2. Step 2: Convert to fraction form
    269,068,783.56/371,314,907.10 = 145,309,448.76/x
  3. Step 3: Cross multiply
    269,068,783.56x = 371,314,907.10 × 145,309,448.76
  4. Step 4: Simplify right side
    269,068,783.56x = 53,955,564,467,071,608
  5. Step 5: Solve for x
    x = 53,955,564,467,071,608/269,068,783.56
  6. Step 6: Final answer
    x = 200,527,031.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.