Home / 199,176,780.03-274,865,155.74-111,076,347.57

Finding the Fourth Proportional to 199,176,780.03, 274,865,155.74 and 111,076,347.57

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Solution

The fourth proportional to 199,176,780.03, 274,865,155.74 and 111,076,347.57 is: 153,286,028.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,176,780.03 : 274,865,155.74 = 111,076,347.57 : x
  2. Step 2: Convert to fraction form
    199,176,780.03/274,865,155.74 = 111,076,347.57/x
  3. Step 3: Cross multiply
    199,176,780.03x = 274,865,155.74 × 111,076,347.57
  4. Step 4: Simplify right side
    199,176,780.03x = 30,531,017,573,858,420
  5. Step 5: Solve for x
    x = 30,531,017,573,858,420/199,176,780.03
  6. Step 6: Final answer
    x = 153,286,028.47

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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.