Home / 18,456,806,835.60-27,685,966,080.60-5,370,603,651.60

Finding the Fourth Proportional to 18,456,806,835.60, 27,685,966,080.60 and 5,370,603,651.60

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Solution

The fourth proportional to 18,456,806,835.60, 27,685,966,080.60 and 5,370,603,651.60 is: 8,056,125,409.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456,806,835.60 : 27,685,966,080.60 = 5,370,603,651.60 : x
  2. Step 2: Convert to fraction form
    18,456,806,835.60/27,685,966,080.60 = 5,370,603,651.60/x
  3. Step 3: Cross multiply
    18,456,806,835.60x = 27,685,966,080.60 × 5,370,603,651.60
  4. Step 4: Simplify right side
    18,456,806,835.60x = 148,690,350,530,544,107,520
  5. Step 5: Solve for x
    x = 148,690,350,530,544,107,520/18,456,806,835.60
  6. Step 6: Final answer
    x = 8,056,125,409.72

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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.