Home / 49,128,821,591.60-73,693,232,387.40-40,965,887,831.60

Finding the Fourth Proportional to 49,128,821,591.60, 73,693,232,387.40 and 40,965,887,831.60

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Solution

The fourth proportional to 49,128,821,591.60, 73,693,232,387.40 and 40,965,887,831.60 is: 61,448,831,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,128,821,591.60 : 73,693,232,387.40 = 40,965,887,831.60 : x
  2. Step 2: Convert to fraction form
    49,128,821,591.60/73,693,232,387.40 = 40,965,887,831.60/x
  3. Step 3: Cross multiply
    49,128,821,591.60x = 73,693,232,387.40 × 40,965,887,831.60
  4. Step 4: Simplify right side
    49,128,821,591.60x = 3,018,908,691,930,260,439,040
  5. Step 5: Solve for x
    x = 3,018,908,691,930,260,439,040/49,128,821,591.60
  6. Step 6: Final answer
    x = 61,448,831,747.40

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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.