Home / 6,886,626,331.40-10,329,939,497.10-2,228,971,119.20

Finding the Fourth Proportional to 6,886,626,331.40, 10,329,939,497.10 and 2,228,971,119.20

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Solution

The fourth proportional to 6,886,626,331.40, 10,329,939,497.10 and 2,228,971,119.20 is: 3,343,456,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886,626,331.40 : 10,329,939,497.10 = 2,228,971,119.20 : x
  2. Step 2: Convert to fraction form
    6,886,626,331.40/10,329,939,497.10 = 2,228,971,119.20/x
  3. Step 3: Cross multiply
    6,886,626,331.40x = 10,329,939,497.10 × 2,228,971,119.20
  4. Step 4: Simplify right side
    6,886,626,331.40x = 23,025,136,802,119,270,400
  5. Step 5: Solve for x
    x = 23,025,136,802,119,270,400/6,886,626,331.40
  6. Step 6: Final answer
    x = 3,343,456,678.80

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Double scale
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Similar ratio
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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.