Home / 13,214,319,863.10-19,821,479,794.65-7,627,812,071.10

Finding the Fourth Proportional to 13,214,319,863.10, 19,821,479,794.65 and 7,627,812,071.10

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Solution

The fourth proportional to 13,214,319,863.10, 19,821,479,794.65 and 7,627,812,071.10 is: 11,441,718,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214,319,863.10 : 19,821,479,794.65 = 7,627,812,071.10 : x
  2. Step 2: Convert to fraction form
    13,214,319,863.10/19,821,479,794.65 = 7,627,812,071.10/x
  3. Step 3: Cross multiply
    13,214,319,863.10x = 19,821,479,794.65 × 7,627,812,071.10
  4. Step 4: Simplify right side
    13,214,319,863.10x = 151,194,522,844,696,051,712
  5. Step 5: Solve for x
    x = 151,194,522,844,696,051,712/13,214,319,863.10
  6. Step 6: Final answer
    x = 11,441,718,106.65

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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.