Home / 2,018,844,483.40-3,028,550,160.30-638,515,059.40

Finding the Fourth Proportional to 2,018,844,483.40, 3,028,550,160.30 and 638,515,059.40

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Solution

The fourth proportional to 2,018,844,483.40, 3,028,550,160.30 and 638,515,059.40 is: 957,862,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,844,483.40 : 3,028,550,160.30 = 638,515,059.40 : x
  2. Step 2: Convert to fraction form
    2,018,844,483.40/3,028,550,160.30 = 638,515,059.40/x
  3. Step 3: Cross multiply
    2,018,844,483.40x = 3,028,550,160.30 × 638,515,059.40
  4. Step 4: Simplify right side
    2,018,844,483.40x = 1,933,774,885,499,834,112
  5. Step 5: Solve for x
    x = 1,933,774,885,499,834,112/2,018,844,483.40
  6. Step 6: Final answer
    x = 957,862,233.27

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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.