Home / 205,442,571.33-283,509,708.93-111,356,339.31

Finding the Fourth Proportional to 205,442,571.33, 283,509,708.93 and 111,356,339.31

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Solution

The fourth proportional to 205,442,571.33, 283,509,708.93 and 111,356,339.31 is: 153,671,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,442,571.33 : 283,509,708.93 = 111,356,339.31 : x
  2. Step 2: Convert to fraction form
    205,442,571.33/283,509,708.93 = 111,356,339.31/x
  3. Step 3: Cross multiply
    205,442,571.33x = 283,509,708.93 × 111,356,339.31
  4. Step 4: Simplify right side
    205,442,571.33x = 31,570,603,345,288,420
  5. Step 5: Solve for x
    x = 31,570,603,345,288,420/205,442,571.33
  6. Step 6: Final answer
    x = 153,671,184.80

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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.