Home / 201,678,130.60-302,517,195.90-125,150,626.60

Finding the Fourth Proportional to 201,678,130.60, 302,517,195.90 and 125,150,626.60

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Solution

The fourth proportional to 201,678,130.60, 302,517,195.90 and 125,150,626.60 is: 187,725,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,678,130.60 : 302,517,195.90 = 125,150,626.60 : x
  2. Step 2: Convert to fraction form
    201,678,130.60/302,517,195.90 = 125,150,626.60/x
  3. Step 3: Cross multiply
    201,678,130.60x = 302,517,195.90 × 125,150,626.60
  4. Step 4: Simplify right side
    201,678,130.60x = 37,860,216,624,159,944
  5. Step 5: Solve for x
    x = 37,860,216,624,159,944/201,678,130.60
  6. Step 6: Final answer
    x = 187,725,939.90

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1.5x scale

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.