Home / 306,512,631,246.80-459,768,946,870.20-181,129,968,693.20

Finding the Fourth Proportional to 306,512,631,246.80, 459,768,946,870.20 and 181,129,968,693.20

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Solution

The fourth proportional to 306,512,631,246.80, 459,768,946,870.20 and 181,129,968,693.20 is: 271,694,953,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,512,631,246.80 : 459,768,946,870.20 = 181,129,968,693.20 : x
  2. Step 2: Convert to fraction form
    306,512,631,246.80/459,768,946,870.20 = 181,129,968,693.20/x
  3. Step 3: Cross multiply
    306,512,631,246.80x = 459,768,946,870.20 × 181,129,968,693.20
  4. Step 4: Simplify right side
    306,512,631,246.80x = 83,277,934,952,704,875,954,176
  5. Step 5: Solve for x
    x = 83,277,934,952,704,875,954,176/306,512,631,246.80
  6. Step 6: Final answer
    x = 271,694,953,039.80

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Double scale
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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.