Home / 109,258,862.25-164,004,961.28-47,040,988.44

Finding the Fourth Proportional to 109,258,862.25, 164,004,961.28 and 47,040,988.44

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Solution

The fourth proportional to 109,258,862.25, 164,004,961.28 and 47,040,988.44 is: 70,611,713.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,258,862.25 : 164,004,961.28 = 47,040,988.44 : x
  2. Step 2: Convert to fraction form
    109,258,862.25/164,004,961.28 = 47,040,988.44/x
  3. Step 3: Cross multiply
    109,258,862.25x = 164,004,961.28 × 47,040,988.44
  4. Step 4: Simplify right side
    109,258,862.25x = 7,714,955,487,675,127
  5. Step 5: Solve for x
    x = 7,714,955,487,675,127/109,258,862.25
  6. Step 6: Final answer
    x = 70,611,713.58

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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.