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Finding the Fourth Proportional to 48,893,887.60, 73,340,831.40 and 48,893,887.60

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Solution

The fourth proportional to 48,893,887.60, 73,340,831.40 and 48,893,887.60 is: 73,340,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,893,887.60 : 73,340,831.40 = 48,893,887.60 : x
  2. Step 2: Convert to fraction form
    48,893,887.60/73,340,831.40 = 48,893,887.60/x
  3. Step 3: Cross multiply
    48,893,887.60x = 73,340,831.40 × 48,893,887.60
  4. Step 4: Simplify right side
    48,893,887.60x = 3,585,918,366,962,151
  5. Step 5: Solve for x
    x = 3,585,918,366,962,151/48,893,887.60
  6. Step 6: Final answer
    x = 73,340,831.40

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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.