Home / 8,487,350,243.10-11,627,711,321.90-8,169,246,719.10

Finding the Fourth Proportional to 8,487,350,243.10, 11,627,711,321.90 and 8,169,246,719.10

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Solution

The fourth proportional to 8,487,350,243.10, 11,627,711,321.90 and 8,169,246,719.10 is: 11,191,907,939.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,350,243.10 : 11,627,711,321.90 = 8,169,246,719.10 : x
  2. Step 2: Convert to fraction form
    8,487,350,243.10/11,627,711,321.90 = 8,169,246,719.10/x
  3. Step 3: Cross multiply
    8,487,350,243.10x = 11,627,711,321.90 × 8,169,246,719.10
  4. Step 4: Simplify right side
    8,487,350,243.10x = 94,989,642,567,032,668,160
  5. Step 5: Solve for x
    x = 94,989,642,567,032,668,160/8,487,350,243.10
  6. Step 6: Final answer
    x = 11,191,907,939.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.