Home / 1,189,457,821.96-1,783,574,099.34-533,846,813.56

Finding the Fourth Proportional to 1,189,457,821.96, 1,783,574,099.34 and 533,846,813.56

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Solution

The fourth proportional to 1,189,457,821.96, 1,783,574,099.34 and 533,846,813.56 is: 800,495,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,457,821.96 : 1,783,574,099.34 = 533,846,813.56 : x
  2. Step 2: Convert to fraction form
    1,189,457,821.96/1,783,574,099.34 = 533,846,813.56/x
  3. Step 3: Cross multiply
    1,189,457,821.96x = 1,783,574,099.34 × 533,846,813.56
  4. Step 4: Simplify right side
    1,189,457,821.96x = 952,155,349,680,805,888
  5. Step 5: Solve for x
    x = 952,155,349,680,805,888/1,189,457,821.96
  6. Step 6: Final answer
    x = 800,495,261.04

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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.