Home / 118,580,338.67-163,603,565.21-66,361,077.23

Finding the Fourth Proportional to 118,580,338.67, 163,603,565.21 and 66,361,077.23

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Solution

The fourth proportional to 118,580,338.67, 163,603,565.21 and 66,361,077.23 is: 91,557,411.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,580,338.67 : 163,603,565.21 = 66,361,077.23 : x
  2. Step 2: Convert to fraction form
    118,580,338.67/163,603,565.21 = 66,361,077.23/x
  3. Step 3: Cross multiply
    118,580,338.67x = 163,603,565.21 × 66,361,077.23
  4. Step 4: Simplify right side
    118,580,338.67x = 10,856,908,825,352,036
  5. Step 5: Solve for x
    x = 10,856,908,825,352,036/118,580,338.67
  6. Step 6: Final answer
    x = 91,557,411.18

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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.