Home / 27,971,942,130.79-41,942,590,413.14-13,775,690,125.64

Finding the Fourth Proportional to 27,971,942,130.79, 41,942,590,413.14 and 13,775,690,125.64

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Solution

The fourth proportional to 27,971,942,130.79, 41,942,590,413.14 and 13,775,690,125.64 is: 20,655,988,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,971,942,130.79 : 41,942,590,413.14 = 13,775,690,125.64 : x
  2. Step 2: Convert to fraction form
    27,971,942,130.79/41,942,590,413.14 = 13,775,690,125.64/x
  3. Step 3: Cross multiply
    27,971,942,130.79x = 41,942,590,413.14 × 13,775,690,125.64
  4. Step 4: Simplify right side
    27,971,942,130.79x = 577,788,128,597,986,115,584
  5. Step 5: Solve for x
    x = 577,788,128,597,986,115,584/27,971,942,130.79
  6. Step 6: Final answer
    x = 20,655,988,986.98

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Double scale
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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.