Home / 320,182,096,660.32-480,256,230,065.52-105,022,297,391.40

Finding the Fourth Proportional to 320,182,096,660.32, 480,256,230,065.52 and 105,022,297,391.40

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Solution

The fourth proportional to 320,182,096,660.32, 480,256,230,065.52 and 105,022,297,391.40 is: 157,527,897,855.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,182,096,660.32 : 480,256,230,065.52 = 105,022,297,391.40 : x
  2. Step 2: Convert to fraction form
    320,182,096,660.32/480,256,230,065.52 = 105,022,297,391.40/x
  3. Step 3: Cross multiply
    320,182,096,660.32x = 480,256,230,065.52 × 105,022,297,391.40
  4. Step 4: Simplify right side
    320,182,096,660.32x = 50,437,612,618,013,657,268,224
  5. Step 5: Solve for x
    x = 50,437,612,618,013,657,268,224/320,182,096,660.32
  6. Step 6: Final answer
    x = 157,527,897,855.96

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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.