Home / 1,586,089,619.45-2,188,862,745.85-951,113,491.46

Finding the Fourth Proportional to 1,586,089,619.45, 2,188,862,745.85 and 951,113,491.46

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Solution

The fourth proportional to 1,586,089,619.45, 2,188,862,745.85 and 951,113,491.46 is: 1,312,572,040.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,089,619.45 : 2,188,862,745.85 = 951,113,491.46 : x
  2. Step 2: Convert to fraction form
    1,586,089,619.45/2,188,862,745.85 = 951,113,491.46/x
  3. Step 3: Cross multiply
    1,586,089,619.45x = 2,188,862,745.85 × 951,113,491.46
  4. Step 4: Simplify right side
    1,586,089,619.45x = 2,081,856,888,516,416,256
  5. Step 5: Solve for x
    x = 2,081,856,888,516,416,256/1,586,089,619.45
  6. Step 6: Final answer
    x = 1,312,572,040.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.