Home / 230,299,668.68-345,510,077.46-82,762,133.63

Finding the Fourth Proportional to 230,299,668.68, 345,510,077.46 and 82,762,133.63

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Solution

The fourth proportional to 230,299,668.68, 345,510,077.46 and 82,762,133.63 is: 124,164,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,299,668.68 : 345,510,077.46 = 82,762,133.63 : x
  2. Step 2: Convert to fraction form
    230,299,668.68/345,510,077.46 = 82,762,133.63/x
  3. Step 3: Cross multiply
    230,299,668.68x = 345,510,077.46 × 82,762,133.63
  4. Step 4: Simplify right side
    230,299,668.68x = 28,595,151,200,842,356
  5. Step 5: Solve for x
    x = 28,595,151,200,842,356/230,299,668.68
  6. Step 6: Final answer
    x = 124,164,968.91

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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.