Home / 216,004,328.60-298,086,763.55-116,885,076.77

Finding the Fourth Proportional to 216,004,328.60, 298,086,763.55 and 116,885,076.77

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Solution

The fourth proportional to 216,004,328.60, 298,086,763.55 and 116,885,076.77 is: 161,301,833.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,004,328.60 : 298,086,763.55 = 116,885,076.77 : x
  2. Step 2: Convert to fraction form
    216,004,328.60/298,086,763.55 = 116,885,076.77/x
  3. Step 3: Cross multiply
    216,004,328.60x = 298,086,763.55 × 116,885,076.77
  4. Step 4: Simplify right side
    216,004,328.60x = 34,841,894,241,823,380
  5. Step 5: Solve for x
    x = 34,841,894,241,823,380/216,004,328.60
  6. Step 6: Final answer
    x = 161,301,833.48

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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.