Home / 1,946,503,318.80-2,920,038,413.40-636,087,910.80

Finding the Fourth Proportional to 1,946,503,318.80, 2,920,038,413.40 and 636,087,910.80

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Solution

The fourth proportional to 1,946,503,318.80, 2,920,038,413.40 and 636,087,910.80 is: 954,224,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946,503,318.80 : 2,920,038,413.40 = 636,087,910.80 : x
  2. Step 2: Convert to fraction form
    1,946,503,318.80/2,920,038,413.40 = 636,087,910.80/x
  3. Step 3: Cross multiply
    1,946,503,318.80x = 2,920,038,413.40 × 636,087,910.80
  4. Step 4: Simplify right side
    1,946,503,318.80x = 1,857,401,133,835,352,576
  5. Step 5: Solve for x
    x = 1,857,401,133,835,352,576/1,946,503,318.80
  6. Step 6: Final answer
    x = 954,224,488.55

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Double scale
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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.