Home / 545,140,372,100.40-817,710,558,150.60-545,140,372,100.40

Finding the Fourth Proportional to 545,140,372,100.40, 817,710,558,150.60 and 545,140,372,100.40

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Solution

The fourth proportional to 545,140,372,100.40, 817,710,558,150.60 and 545,140,372,100.40 is: 817,710,558,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,140,372,100.40 : 817,710,558,150.60 = 545,140,372,100.40 : x
  2. Step 2: Convert to fraction form
    545,140,372,100.40/817,710,558,150.60 = 545,140,372,100.40/x
  3. Step 3: Cross multiply
    545,140,372,100.40x = 817,710,558,150.60 × 545,140,372,100.40
  4. Step 4: Simplify right side
    545,140,372,100.40x = 445,767,037,940,643,850,616,832
  5. Step 5: Solve for x
    x = 445,767,037,940,643,850,616,832/545,140,372,100.40
  6. Step 6: Final answer
    x = 817,710,558,150.60

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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.