Home / 10,618,990,939.40-15,946,626,261.90-6,954,740,673.80

Finding the Fourth Proportional to 10,618,990,939.40, 15,946,626,261.90 and 6,954,740,673.80

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Solution

The fourth proportional to 10,618,990,939.40, 15,946,626,261.90 and 6,954,740,673.80 is: 10,443,991,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618,990,939.40 : 15,946,626,261.90 = 6,954,740,673.80 : x
  2. Step 2: Convert to fraction form
    10,618,990,939.40/15,946,626,261.90 = 6,954,740,673.80/x
  3. Step 3: Cross multiply
    10,618,990,939.40x = 15,946,626,261.90 × 6,954,740,673.80
  4. Step 4: Simplify right side
    10,618,990,939.40x = 110,904,650,273,523,187,712
  5. Step 5: Solve for x
    x = 110,904,650,273,523,187,712/10,618,990,939.40
  6. Step 6: Final answer
    x = 10,443,991,421.26

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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.