Home / 161,751,790.80-242,627,686.20-133,030,357.20

Finding the Fourth Proportional to 161,751,790.80, 242,627,686.20 and 133,030,357.20

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Solution

The fourth proportional to 161,751,790.80, 242,627,686.20 and 133,030,357.20 is: 199,545,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,751,790.80 : 242,627,686.20 = 133,030,357.20 : x
  2. Step 2: Convert to fraction form
    161,751,790.80/242,627,686.20 = 133,030,357.20/x
  3. Step 3: Cross multiply
    161,751,790.80x = 242,627,686.20 × 133,030,357.20
  4. Step 4: Simplify right side
    161,751,790.80x = 32,276,847,761,795,508
  5. Step 5: Solve for x
    x = 32,276,847,761,795,508/161,751,790.80
  6. Step 6: Final answer
    x = 199,545,535.80

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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.