Home / 672,000,111.20-1,008,000,166.80-626,083,608.80

Finding the Fourth Proportional to 672,000,111.20, 1,008,000,166.80 and 626,083,608.80

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Solution

The fourth proportional to 672,000,111.20, 1,008,000,166.80 and 626,083,608.80 is: 939,125,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,000,111.20 : 1,008,000,166.80 = 626,083,608.80 : x
  2. Step 2: Convert to fraction form
    672,000,111.20/1,008,000,166.80 = 626,083,608.80/x
  3. Step 3: Cross multiply
    672,000,111.20x = 1,008,000,166.80 × 626,083,608.80
  4. Step 4: Simplify right side
    672,000,111.20x = 631,092,382,101,145,856
  5. Step 5: Solve for x
    x = 631,092,382,101,145,856/672,000,111.20
  6. Step 6: Final answer
    x = 939,125,413.20

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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.