Home / 11,658,497,653.20-17,487,746,479.80-9,566,427,012.60

Finding the Fourth Proportional to 11,658,497,653.20, 17,487,746,479.80 and 9,566,427,012.60

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Solution

The fourth proportional to 11,658,497,653.20, 17,487,746,479.80 and 9,566,427,012.60 is: 14,349,640,518.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658,497,653.20 : 17,487,746,479.80 = 9,566,427,012.60 : x
  2. Step 2: Convert to fraction form
    11,658,497,653.20/17,487,746,479.80 = 9,566,427,012.60/x
  3. Step 3: Cross multiply
    11,658,497,653.20x = 17,487,746,479.80 × 9,566,427,012.60
  4. Step 4: Simplify right side
    11,658,497,653.20x = 167,295,250,313,859,268,608
  5. Step 5: Solve for x
    x = 167,295,250,313,859,268,608/11,658,497,653.20
  6. Step 6: Final answer
    x = 14,349,640,518.90

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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.