Home / 220,051,387.20-330,077,080.80-58,493,323.20

Finding the Fourth Proportional to 220,051,387.20, 330,077,080.80 and 58,493,323.20

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Solution

The fourth proportional to 220,051,387.20, 330,077,080.80 and 58,493,323.20 is: 87,739,984.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,051,387.20 : 330,077,080.80 = 58,493,323.20 : x
  2. Step 2: Convert to fraction form
    220,051,387.20/330,077,080.80 = 58,493,323.20/x
  3. Step 3: Cross multiply
    220,051,387.20x = 330,077,080.80 × 58,493,323.20
  4. Step 4: Simplify right side
    220,051,387.20x = 19,307,305,368,146,916
  5. Step 5: Solve for x
    x = 19,307,305,368,146,916/220,051,387.20
  6. Step 6: Final answer
    x = 87,739,984.80

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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.