Home / 543,880,668,701.80-815,821,003,052.70-308,788,176,413.80

Finding the Fourth Proportional to 543,880,668,701.80, 815,821,003,052.70 and 308,788,176,413.80

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Solution

The fourth proportional to 543,880,668,701.80, 815,821,003,052.70 and 308,788,176,413.80 is: 463,182,264,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,880,668,701.80 : 815,821,003,052.70 = 308,788,176,413.80 : x
  2. Step 2: Convert to fraction form
    543,880,668,701.80/815,821,003,052.70 = 308,788,176,413.80/x
  3. Step 3: Cross multiply
    543,880,668,701.80x = 815,821,003,052.70 × 308,788,176,413.80
  4. Step 4: Simplify right side
    543,880,668,701.80x = 251,915,879,812,720,373,006,336
  5. Step 5: Solve for x
    x = 251,915,879,812,720,373,006,336/543,880,668,701.80
  6. Step 6: Final answer
    x = 463,182,264,620.70

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Double scale
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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.