Home / 1,389,919,532.16-2,092,393,562.30-1,266,217,173.35

Finding the Fourth Proportional to 1,389,919,532.16, 2,092,393,562.30 and 1,266,217,173.35

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Solution

The fourth proportional to 1,389,919,532.16, 2,092,393,562.30 and 1,266,217,173.35 is: 1,906,171,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,919,532.16 : 2,092,393,562.30 = 1,266,217,173.35 : x
  2. Step 2: Convert to fraction form
    1,389,919,532.16/2,092,393,562.30 = 1,266,217,173.35/x
  3. Step 3: Cross multiply
    1,389,919,532.16x = 2,092,393,562.30 × 1,266,217,173.35
  4. Step 4: Simplify right side
    1,389,919,532.16x = 2,649,424,661,974,450,176
  5. Step 5: Solve for x
    x = 2,649,424,661,974,450,176/1,389,919,532.16
  6. Step 6: Final answer
    x = 1,906,171,257.16

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Double scale
Find fourth proportional to 1,389,919,533.16, 2,092,393,563.80 and 1,266,217,174.35
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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.