Home / 3,897,234,019.20-5,845,851,028.80-3,621,735,004.80

Finding the Fourth Proportional to 3,897,234,019.20, 5,845,851,028.80 and 3,621,735,004.80

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Solution

The fourth proportional to 3,897,234,019.20, 5,845,851,028.80 and 3,621,735,004.80 is: 5,432,602,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,234,019.20 : 5,845,851,028.80 = 3,621,735,004.80 : x
  2. Step 2: Convert to fraction form
    3,897,234,019.20/5,845,851,028.80 = 3,621,735,004.80/x
  3. Step 3: Cross multiply
    3,897,234,019.20x = 5,845,851,028.80 × 3,621,735,004.80
  4. Step 4: Simplify right side
    3,897,234,019.20x = 21,172,123,303,851,053,056
  5. Step 5: Solve for x
    x = 21,172,123,303,851,053,056/3,897,234,019.20
  6. Step 6: Final answer
    x = 5,432,602,507.20

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Double scale
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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.