Home / 3,638,634,231.93-5,021,315,201.19-1,967,883,373.12

Finding the Fourth Proportional to 3,638,634,231.93, 5,021,315,201.19 and 1,967,883,373.12

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Solution

The fourth proportional to 3,638,634,231.93, 5,021,315,201.19 and 1,967,883,373.12 is: 2,715,679,033.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,634,231.93 : 5,021,315,201.19 = 1,967,883,373.12 : x
  2. Step 2: Convert to fraction form
    3,638,634,231.93/5,021,315,201.19 = 1,967,883,373.12/x
  3. Step 3: Cross multiply
    3,638,634,231.93x = 5,021,315,201.19 × 1,967,883,373.12
  4. Step 4: Simplify right side
    3,638,634,231.93x = 9,881,362,695,599,036,416
  5. Step 5: Solve for x
    x = 9,881,362,695,599,036,416/3,638,634,231.93
  6. Step 6: Final answer
    x = 2,715,679,033.88

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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.