Home / 1,525,783,832.48-2,289,016,914.24-556,435,448.48

Finding the Fourth Proportional to 1,525,783,832.48, 2,289,016,914.24 and 556,435,448.48

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Solution

The fourth proportional to 1,525,783,832.48, 2,289,016,914.24 and 556,435,448.48 is: 834,777,591.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,783,832.48 : 2,289,016,914.24 = 556,435,448.48 : x
  2. Step 2: Convert to fraction form
    1,525,783,832.48/2,289,016,914.24 = 556,435,448.48/x
  3. Step 3: Cross multiply
    1,525,783,832.48x = 2,289,016,914.24 × 556,435,448.48
  4. Step 4: Simplify right side
    1,525,783,832.48x = 1,273,690,153,253,440,000
  5. Step 5: Solve for x
    x = 1,273,690,153,253,440,000/1,525,783,832.48
  6. Step 6: Final answer
    x = 834,777,591.78

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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.