Home / 13,196,358,440.40-19,794,537,660.60-4,913,531,590.80

Finding the Fourth Proportional to 13,196,358,440.40, 19,794,537,660.60 and 4,913,531,590.80

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Solution

The fourth proportional to 13,196,358,440.40, 19,794,537,660.60 and 4,913,531,590.80 is: 7,370,297,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,196,358,440.40 : 19,794,537,660.60 = 4,913,531,590.80 : x
  2. Step 2: Convert to fraction form
    13,196,358,440.40/19,794,537,660.60 = 4,913,531,590.80/x
  3. Step 3: Cross multiply
    13,196,358,440.40x = 19,794,537,660.60 × 4,913,531,590.80
  4. Step 4: Simplify right side
    13,196,358,440.40x = 97,261,086,120,638,431,232
  5. Step 5: Solve for x
    x = 97,261,086,120,638,431,232/13,196,358,440.40
  6. Step 6: Final answer
    x = 7,370,297,386.20

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Double scale
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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.