Home / 14,370,384,658.40-21,555,576,987.60-13,295,430,418.40

Finding the Fourth Proportional to 14,370,384,658.40, 21,555,576,987.60 and 13,295,430,418.40

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Solution

The fourth proportional to 14,370,384,658.40, 21,555,576,987.60 and 13,295,430,418.40 is: 19,943,145,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370,384,658.40 : 21,555,576,987.60 = 13,295,430,418.40 : x
  2. Step 2: Convert to fraction form
    14,370,384,658.40/21,555,576,987.60 = 13,295,430,418.40/x
  3. Step 3: Cross multiply
    14,370,384,658.40x = 21,555,576,987.60 × 13,295,430,418.40
  4. Step 4: Simplify right side
    14,370,384,658.40x = 286,590,673,967,100,035,072
  5. Step 5: Solve for x
    x = 286,590,673,967,100,035,072/14,370,384,658.40
  6. Step 6: Final answer
    x = 19,943,145,627.60

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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.