Home / 68,380,746.56-94,356,784.68-54,477,364.40

Finding the Fourth Proportional to 68,380,746.56, 94,356,784.68 and 54,477,364.40

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Solution

The fourth proportional to 68,380,746.56, 94,356,784.68 and 54,477,364.40 is: 75,171,875.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,380,746.56 : 94,356,784.68 = 54,477,364.40 : x
  2. Step 2: Convert to fraction form
    68,380,746.56/94,356,784.68 = 54,477,364.40/x
  3. Step 3: Cross multiply
    68,380,746.56x = 94,356,784.68 × 54,477,364.40
  4. Step 4: Simplify right side
    68,380,746.56x = 5,140,308,942,624,698
  5. Step 5: Solve for x
    x = 5,140,308,942,624,698/68,380,746.56
  6. Step 6: Final answer
    x = 75,171,875.14

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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.