Home / 305,914,337,955.48-422,163,098,844.84-166,868,649,827.04

Finding the Fourth Proportional to 305,914,337,955.48, 422,163,098,844.84 and 166,868,649,827.04

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Solution

The fourth proportional to 305,914,337,955.48, 422,163,098,844.84 and 166,868,649,827.04 is: 230,279,452,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,914,337,955.48 : 422,163,098,844.84 = 166,868,649,827.04 : x
  2. Step 2: Convert to fraction form
    305,914,337,955.48/422,163,098,844.84 = 166,868,649,827.04/x
  3. Step 3: Cross multiply
    305,914,337,955.48x = 422,163,098,844.84 × 166,868,649,827.04
  4. Step 4: Simplify right side
    305,914,337,955.48x = 70,445,786,311,037,689,004,032
  5. Step 5: Solve for x
    x = 70,445,786,311,037,689,004,032/305,914,337,955.48
  6. Step 6: Final answer
    x = 230,279,452,678.97

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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.