Home / 2,153,019,914.75-2,971,168,674.27-1,162,945,331.75

Finding the Fourth Proportional to 2,153,019,914.75, 2,971,168,674.27 and 1,162,945,331.75

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Solution

The fourth proportional to 2,153,019,914.75, 2,971,168,674.27 and 1,162,945,331.75 is: 1,604,865,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,019,914.75 : 2,971,168,674.27 = 1,162,945,331.75 : x
  2. Step 2: Convert to fraction form
    2,153,019,914.75/2,971,168,674.27 = 1,162,945,331.75/x
  3. Step 3: Cross multiply
    2,153,019,914.75x = 2,971,168,674.27 × 1,162,945,331.75
  4. Step 4: Simplify right side
    2,153,019,914.75x = 3,455,306,739,584,132,608
  5. Step 5: Solve for x
    x = 3,455,306,739,584,132,608/2,153,019,914.75
  6. Step 6: Final answer
    x = 1,604,865,201.62

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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.