Home / 205,216,339.22-283,198,821.29-111,130,648.52

Finding the Fourth Proportional to 205,216,339.22, 283,198,821.29 and 111,130,648.52

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Solution

The fourth proportional to 205,216,339.22, 283,198,821.29 and 111,130,648.52 is: 153,360,442.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,216,339.22 : 283,198,821.29 = 111,130,648.52 : x
  2. Step 2: Convert to fraction form
    205,216,339.22/283,198,821.29 = 111,130,648.52/x
  3. Step 3: Cross multiply
    205,216,339.22x = 283,198,821.29 × 111,130,648.52
  4. Step 4: Simplify right side
    205,216,339.22x = 31,472,068,670,057,284
  5. Step 5: Solve for x
    x = 31,472,068,670,057,284/205,216,339.22
  6. Step 6: Final answer
    x = 153,360,442.89

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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.