Home / 216,524,691-298,803,750.44-117,405,258.30

Finding the Fourth Proportional to 216,524,691, 298,803,750.44 and 117,405,258.30

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Solution

The fourth proportional to 216,524,691, 298,803,750.44 and 117,405,258.30 is: 162,019,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,524,691 : 298,803,750.44 = 117,405,258.30 : x
  2. Step 2: Convert to fraction form
    216,524,691/298,803,750.44 = 117,405,258.30/x
  3. Step 3: Cross multiply
    216,524,691x = 298,803,750.44 × 117,405,258.30
  4. Step 4: Simplify right side
    216,524,691x = 35,081,131,501,416,936
  5. Step 5: Solve for x
    x = 35,081,131,501,416,936/216,524,691
  6. Step 6: Final answer
    x = 162,019,081.24

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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.