Home / 195,177,790.58-269,343,756.80-105,869,511.20

Finding the Fourth Proportional to 195,177,790.58, 269,343,756.80 and 105,869,511.20

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Solution

The fourth proportional to 195,177,790.58, 269,343,756.80 and 105,869,511.20 is: 146,099,060.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,177,790.58 : 269,343,756.80 = 105,869,511.20 : x
  2. Step 2: Convert to fraction form
    195,177,790.58/269,343,756.80 = 105,869,511.20/x
  3. Step 3: Cross multiply
    195,177,790.58x = 269,343,756.80 × 105,869,511.20
  4. Step 4: Simplify right side
    195,177,790.58x = 28,515,291,877,187,680
  5. Step 5: Solve for x
    x = 28,515,291,877,187,680/195,177,790.58
  6. Step 6: Final answer
    x = 146,099,060.72

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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.