Home / 18,456,806,878.60-27,685,966,145.10-5,370,603,694.60

Finding the Fourth Proportional to 18,456,806,878.60, 27,685,966,145.10 and 5,370,603,694.60

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Solution

The fourth proportional to 18,456,806,878.60, 27,685,966,145.10 and 5,370,603,694.60 is: 8,056,125,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456,806,878.60 : 27,685,966,145.10 = 5,370,603,694.60 : x
  2. Step 2: Convert to fraction form
    18,456,806,878.60/27,685,966,145.10 = 5,370,603,694.60/x
  3. Step 3: Cross multiply
    18,456,806,878.60x = 27,685,966,145.10 × 5,370,603,694.60
  4. Step 4: Simplify right side
    18,456,806,878.60x = 148,690,352,067,444,572,160
  5. Step 5: Solve for x
    x = 148,690,352,067,444,572,160/18,456,806,878.60
  6. Step 6: Final answer
    x = 8,056,125,474.22

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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.