Home / 199,176,778.53-274,865,153.67-111,076,346.07

Finding the Fourth Proportional to 199,176,778.53, 274,865,153.67 and 111,076,346.07

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Solution

The fourth proportional to 199,176,778.53, 274,865,153.67 and 111,076,346.07 is: 153,286,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,176,778.53 : 274,865,153.67 = 111,076,346.07 : x
  2. Step 2: Convert to fraction form
    199,176,778.53/274,865,153.67 = 111,076,346.07/x
  3. Step 3: Cross multiply
    199,176,778.53x = 274,865,153.67 × 111,076,346.07
  4. Step 4: Simplify right side
    199,176,778.53x = 30,531,016,931,632,652
  5. Step 5: Solve for x
    x = 30,531,016,931,632,652/199,176,778.53
  6. Step 6: Final answer
    x = 153,286,026.40

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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.