Home / 201,678,119.10-302,517,178.65-125,150,615.10

Finding the Fourth Proportional to 201,678,119.10, 302,517,178.65 and 125,150,615.10

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Solution

The fourth proportional to 201,678,119.10, 302,517,178.65 and 125,150,615.10 is: 187,725,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,678,119.10 : 302,517,178.65 = 125,150,615.10 : x
  2. Step 2: Convert to fraction form
    201,678,119.10/302,517,178.65 = 125,150,615.10/x
  3. Step 3: Cross multiply
    201,678,119.10x = 302,517,178.65 × 125,150,615.10
  4. Step 4: Simplify right side
    201,678,119.10x = 37,860,210,986,364,080
  5. Step 5: Solve for x
    x = 37,860,210,986,364,080/201,678,119.10
  6. Step 6: Final answer
    x = 187,725,922.65

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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.