Home / 330,318,722.43-455,868,885.51-181,666,036.08

Finding the Fourth Proportional to 330,318,722.43, 455,868,885.51 and 181,666,036.08

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Solution

The fourth proportional to 330,318,722.43, 455,868,885.51 and 181,666,036.08 is: 250,715,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,318,722.43 : 455,868,885.51 = 181,666,036.08 : x
  2. Step 2: Convert to fraction form
    330,318,722.43/455,868,885.51 = 181,666,036.08/x
  3. Step 3: Cross multiply
    330,318,722.43x = 455,868,885.51 × 181,666,036.08
  4. Step 4: Simplify right side
    330,318,722.43x = 82,815,893,402,809,056
  5. Step 5: Solve for x
    x = 82,815,893,402,809,056/330,318,722.43
  6. Step 6: Final answer
    x = 250,715,105.68

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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.