Home / 325,534,933,413.14-488,325,645,352.90-86,768,331,743.25

Finding the Fourth Proportional to 325,534,933,413.14, 488,325,645,352.90 and 86,768,331,743.25

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Solution

The fourth proportional to 325,534,933,413.14, 488,325,645,352.90 and 86,768,331,743.25 is: 130,158,693,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,534,933,413.14 : 488,325,645,352.90 = 86,768,331,743.25 : x
  2. Step 2: Convert to fraction form
    325,534,933,413.14/488,325,645,352.90 = 86,768,331,743.25/x
  3. Step 3: Cross multiply
    325,534,933,413.14x = 488,325,645,352.90 × 86,768,331,743.25
  4. Step 4: Simplify right side
    325,534,933,413.14x = 42,371,201,594,717,074,620,416
  5. Step 5: Solve for x
    x = 42,371,201,594,717,074,620,416/325,534,933,413.14
  6. Step 6: Final answer
    x = 130,158,693,417.22

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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.