Home / 1,529,878,181.42-2,295,285,608.38-783,422,472.10

Finding the Fourth Proportional to 1,529,878,181.42, 2,295,285,608.38 and 783,422,472.10

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Solution

The fourth proportional to 1,529,878,181.42, 2,295,285,608.38 and 783,422,472.10 is: 1,175,373,534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,878,181.42 : 2,295,285,608.38 = 783,422,472.10 : x
  2. Step 2: Convert to fraction form
    1,529,878,181.42/2,295,285,608.38 = 783,422,472.10/x
  3. Step 3: Cross multiply
    1,529,878,181.42x = 2,295,285,608.38 × 783,422,472.10
  4. Step 4: Simplify right side
    1,529,878,181.42x = 1,798,178,325,492,612,096
  5. Step 5: Solve for x
    x = 1,798,178,325,492,612,096/1,529,878,181.42
  6. Step 6: Final answer
    x = 1,175,373,534.53

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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.