Home / 715,394,413.80-1,073,091,620.70-484,111,290.60

Finding the Fourth Proportional to 715,394,413.80, 1,073,091,620.70 and 484,111,290.60

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Solution

The fourth proportional to 715,394,413.80, 1,073,091,620.70 and 484,111,290.60 is: 726,166,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,394,413.80 : 1,073,091,620.70 = 484,111,290.60 : x
  2. Step 2: Convert to fraction form
    715,394,413.80/1,073,091,620.70 = 484,111,290.60/x
  3. Step 3: Cross multiply
    715,394,413.80x = 1,073,091,620.70 × 484,111,290.60
  4. Step 4: Simplify right side
    715,394,413.80x = 519,495,769,429,122,752
  5. Step 5: Solve for x
    x = 519,495,769,429,122,752/715,394,413.80
  6. Step 6: Final answer
    x = 726,166,935.90

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1.5x scale

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.