Home / 1,169,112,914.76-1,613,375,688.12-699,214,160.28

Finding the Fourth Proportional to 1,169,112,914.76, 1,613,375,688.12 and 699,214,160.28

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Solution

The fourth proportional to 1,169,112,914.76, 1,613,375,688.12 and 699,214,160.28 is: 964,915,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,112,914.76 : 1,613,375,688.12 = 699,214,160.28 : x
  2. Step 2: Convert to fraction form
    1,169,112,914.76/1,613,375,688.12 = 699,214,160.28/x
  3. Step 3: Cross multiply
    1,169,112,914.76x = 1,613,375,688.12 × 699,214,160.28
  4. Step 4: Simplify right side
    1,169,112,914.76x = 1,128,095,126,984,992,896
  5. Step 5: Solve for x
    x = 1,128,095,126,984,992,896/1,169,112,914.76
  6. Step 6: Final answer
    x = 964,915,460.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.