Home / 205,442,578.32-283,509,718.58-111,356,346.32

Finding the Fourth Proportional to 205,442,578.32, 283,509,718.58 and 111,356,346.32

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Solution

The fourth proportional to 205,442,578.32, 283,509,718.58 and 111,356,346.32 is: 153,671,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,442,578.32 : 283,509,718.58 = 111,356,346.32 : x
  2. Step 2: Convert to fraction form
    205,442,578.32/283,509,718.58 = 111,356,346.32/x
  3. Step 3: Cross multiply
    205,442,578.32x = 283,509,718.58 × 111,356,346.32
  4. Step 4: Simplify right side
    205,442,578.32x = 31,570,606,407,280,216
  5. Step 5: Solve for x
    x = 31,570,606,407,280,216/205,442,578.32
  6. Step 6: Final answer
    x = 153,671,194.48

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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.