Home / 2,219,985,191,422-3,329,331,777,331.20-859,838,539,877.16

Finding the Fourth Proportional to 2,219,985,191,422, 3,329,331,777,331.20 and 859,838,539,877.16

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Solution

The fourth proportional to 2,219,985,191,422, 3,329,331,777,331.20 and 859,838,539,877.16 is: 1,289,507,599,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,985,191,422 : 3,329,331,777,331.20 = 859,838,539,877.16 : x
  2. Step 2: Convert to fraction form
    2,219,985,191,422/3,329,331,777,331.20 = 859,838,539,877.16/x
  3. Step 3: Cross multiply
    2,219,985,191,422x = 3,329,331,777,331.20 × 859,838,539,877.16
  4. Step 4: Simplify right side
    2,219,985,191,422x = 2,862,687,774,187,089,207,230,464
  5. Step 5: Solve for x
    x = 2,862,687,774,187,089,207,230,464/2,219,985,191,422
  6. Step 6: Final answer
    x = 1,289,507,599,081.51

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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.