Home / 252,214,935.40-378,322,403.10-166,050,634.60

Finding the Fourth Proportional to 252,214,935.40, 378,322,403.10 and 166,050,634.60

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Solution

The fourth proportional to 252,214,935.40, 378,322,403.10 and 166,050,634.60 is: 249,075,951.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,214,935.40 : 378,322,403.10 = 166,050,634.60 : x
  2. Step 2: Convert to fraction form
    252,214,935.40/378,322,403.10 = 166,050,634.60/x
  3. Step 3: Cross multiply
    252,214,935.40x = 378,322,403.10 × 166,050,634.60
  4. Step 4: Simplify right side
    252,214,935.40x = 62,820,675,118,152,008
  5. Step 5: Solve for x
    x = 62,820,675,118,152,008/252,214,935.40
  6. Step 6: Final answer
    x = 249,075,951.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.