Home / 451,119,722,236.80-676,957,914,609.57-209,051,712,413.93

Finding the Fourth Proportional to 451,119,722,236.80, 676,957,914,609.57 and 209,051,712,413.93

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Solution

The fourth proportional to 451,119,722,236.80, 676,957,914,609.57 and 209,051,712,413.93 is: 313,706,549,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,119,722,236.80 : 676,957,914,609.57 = 209,051,712,413.93 : x
  2. Step 2: Convert to fraction form
    451,119,722,236.80/676,957,914,609.57 = 209,051,712,413.93/x
  3. Step 3: Cross multiply
    451,119,722,236.80x = 676,957,914,609.57 × 209,051,712,413.93
  4. Step 4: Simplify right side
    451,119,722,236.80x = 141,519,211,281,293,590,396,928
  5. Step 5: Solve for x
    x = 141,519,211,281,293,590,396,928/451,119,722,236.80
  6. Step 6: Final answer
    x = 313,706,549,072.15

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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.