Home / 330,318,701.87-455,868,857.18-181,666,015.52

Finding the Fourth Proportional to 330,318,701.87, 455,868,857.18 and 181,666,015.52

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Solution

The fourth proportional to 330,318,701.87, 455,868,857.18 and 181,666,015.52 is: 250,715,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,318,701.87 : 455,868,857.18 = 181,666,015.52 : x
  2. Step 2: Convert to fraction form
    330,318,701.87/455,868,857.18 = 181,666,015.52/x
  3. Step 3: Cross multiply
    330,318,701.87x = 455,868,857.18 × 181,666,015.52
  4. Step 4: Simplify right side
    330,318,701.87x = 82,815,878,881,721,360
  5. Step 5: Solve for x
    x = 82,815,878,881,721,360/330,318,701.87
  6. Step 6: Final answer
    x = 250,715,077.33

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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.