Home / 291,504,103.20-437,256,154.80-118,923,559.20

Finding the Fourth Proportional to 291,504,103.20, 437,256,154.80 and 118,923,559.20

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Solution

The fourth proportional to 291,504,103.20, 437,256,154.80 and 118,923,559.20 is: 178,385,338.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,504,103.20 : 437,256,154.80 = 118,923,559.20 : x
  2. Step 2: Convert to fraction form
    291,504,103.20/437,256,154.80 = 118,923,559.20/x
  3. Step 3: Cross multiply
    291,504,103.20x = 437,256,154.80 × 118,923,559.20
  4. Step 4: Simplify right side
    291,504,103.20x = 52,000,058,210,922,168
  5. Step 5: Solve for x
    x = 52,000,058,210,922,168/291,504,103.20
  6. Step 6: Final answer
    x = 178,385,338.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.