Home / 424,245,920,782.73-586,225,198,413.30-302,098,593,918.72

Finding the Fourth Proportional to 424,245,920,782.73, 586,225,198,413.30 and 302,098,593,918.72

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Solution

The fourth proportional to 424,245,920,782.73, 586,225,198,413.30 and 302,098,593,918.72 is: 417,441,393,033.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,245,920,782.73 : 586,225,198,413.30 = 302,098,593,918.72 : x
  2. Step 2: Convert to fraction form
    424,245,920,782.73/586,225,198,413.30 = 302,098,593,918.72/x
  3. Step 3: Cross multiply
    424,245,920,782.73x = 586,225,198,413.30 × 302,098,593,918.72
  4. Step 4: Simplify right side
    424,245,920,782.73x = 177,097,808,160,380,587,868,160
  5. Step 5: Solve for x
    x = 177,097,808,160,380,587,868,160/424,245,920,782.73
  6. Step 6: Final answer
    x = 417,441,393,033.64

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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.