Home / 114,743,413.67-158,371,468.31-72,919,323.74

Finding the Fourth Proportional to 114,743,413.67, 158,371,468.31 and 72,919,323.74

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Solution

The fourth proportional to 114,743,413.67, 158,371,468.31 and 72,919,323.74 is: 100,644,908.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,743,413.67 : 158,371,468.31 = 72,919,323.74 : x
  2. Step 2: Convert to fraction form
    114,743,413.67/158,371,468.31 = 72,919,323.74/x
  3. Step 3: Cross multiply
    114,743,413.67x = 158,371,468.31 × 72,919,323.74
  4. Step 4: Simplify right side
    114,743,413.67x = 11,548,340,369,008,926
  5. Step 5: Solve for x
    x = 11,548,340,369,008,926/114,743,413.67
  6. Step 6: Final answer
    x = 100,644,908.50

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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.