Home / 355,996,733,955.20-533,995,100,932.80-120,445,076,643.20

Finding the Fourth Proportional to 355,996,733,955.20, 533,995,100,932.80 and 120,445,076,643.20

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Solution

The fourth proportional to 355,996,733,955.20, 533,995,100,932.80 and 120,445,076,643.20 is: 180,667,614,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,996,733,955.20 : 533,995,100,932.80 = 120,445,076,643.20 : x
  2. Step 2: Convert to fraction form
    355,996,733,955.20/533,995,100,932.80 = 120,445,076,643.20/x
  3. Step 3: Cross multiply
    355,996,733,955.20x = 533,995,100,932.80 × 120,445,076,643.20
  4. Step 4: Simplify right side
    355,996,733,955.20x = 64,317,080,858,944,413,368,320
  5. Step 5: Solve for x
    x = 64,317,080,858,944,413,368,320/355,996,733,955.20
  6. Step 6: Final answer
    x = 180,667,614,964.80

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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.