Home / 131,973,790.80-197,960,686.20-122,407,852.80

Finding the Fourth Proportional to 131,973,790.80, 197,960,686.20 and 122,407,852.80

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Solution

The fourth proportional to 131,973,790.80, 197,960,686.20 and 122,407,852.80 is: 183,611,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,973,790.80 : 197,960,686.20 = 122,407,852.80 : x
  2. Step 2: Convert to fraction form
    131,973,790.80/197,960,686.20 = 122,407,852.80/x
  3. Step 3: Cross multiply
    131,973,790.80x = 197,960,686.20 × 122,407,852.80
  4. Step 4: Simplify right side
    131,973,790.80x = 24,231,942,536,556,588
  5. Step 5: Solve for x
    x = 24,231,942,536,556,588/131,973,790.80
  6. Step 6: Final answer
    x = 183,611,779.20

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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.