Home / 2,558,838,037.60-3,838,257,027.60-620,141,269.60

Finding the Fourth Proportional to 2,558,838,037.60, 3,838,257,027.60 and 620,141,269.60

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Solution

The fourth proportional to 2,558,838,037.60, 3,838,257,027.60 and 620,141,269.60 is: 930,211,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,838,037.60 : 3,838,257,027.60 = 620,141,269.60 : x
  2. Step 2: Convert to fraction form
    2,558,838,037.60/3,838,257,027.60 = 620,141,269.60/x
  3. Step 3: Cross multiply
    2,558,838,037.60x = 3,838,257,027.60 × 620,141,269.60
  4. Step 4: Simplify right side
    2,558,838,037.60x = 2,380,261,586,146,986,496
  5. Step 5: Solve for x
    x = 2,380,261,586,146,986,496/2,558,838,037.60
  6. Step 6: Final answer
    x = 930,211,897.42

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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.