Home / 35,001,391,413.12-48,302,242,891.20-20,729,030,812.80

Finding the Fourth Proportional to 35,001,391,413.12, 48,302,242,891.20 and 20,729,030,812.80

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Solution

The fourth proportional to 35,001,391,413.12, 48,302,242,891.20 and 20,729,030,812.80 is: 28,606,253,660.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,001,391,413.12 : 48,302,242,891.20 = 20,729,030,812.80 : x
  2. Step 2: Convert to fraction form
    35,001,391,413.12/48,302,242,891.20 = 20,729,030,812.80/x
  3. Step 3: Cross multiply
    35,001,391,413.12x = 48,302,242,891.20 × 20,729,030,812.80
  4. Step 4: Simplify right side
    35,001,391,413.12x = 1,001,258,681,219,034,513,408
  5. Step 5: Solve for x
    x = 1,001,258,681,219,034,513,408/35,001,391,413.12
  6. Step 6: Final answer
    x = 28,606,253,660.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.