Home / 863,352,801.20-1,295,029,201.80-604,859,898.80

Finding the Fourth Proportional to 863,352,801.20, 1,295,029,201.80 and 604,859,898.80

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Solution

The fourth proportional to 863,352,801.20, 1,295,029,201.80 and 604,859,898.80 is: 907,289,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,352,801.20 : 1,295,029,201.80 = 604,859,898.80 : x
  2. Step 2: Convert to fraction form
    863,352,801.20/1,295,029,201.80 = 604,859,898.80/x
  3. Step 3: Cross multiply
    863,352,801.20x = 1,295,029,201.80 × 604,859,898.80
  4. Step 4: Simplify right side
    863,352,801.20x = 783,311,231,943,792,640
  5. Step 5: Solve for x
    x = 783,311,231,943,792,640/863,352,801.20
  6. Step 6: Final answer
    x = 907,289,848.20

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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.