Home / 947,980,662.17-1,422,532,749.94-528,153,433.04

Finding the Fourth Proportional to 947,980,662.17, 1,422,532,749.94 and 528,153,433.04

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Solution

The fourth proportional to 947,980,662.17, 1,422,532,749.94 and 528,153,433.04 is: 792,543,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,980,662.17 : 1,422,532,749.94 = 528,153,433.04 : x
  2. Step 2: Convert to fraction form
    947,980,662.17/1,422,532,749.94 = 528,153,433.04/x
  3. Step 3: Cross multiply
    947,980,662.17x = 1,422,532,749.94 × 528,153,433.04
  4. Step 4: Simplify right side
    947,980,662.17x = 751,315,555,494,878,848
  5. Step 5: Solve for x
    x = 751,315,555,494,878,848/947,980,662.17
  6. Step 6: Final answer
    x = 792,543,124.01

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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.