Home / 252,051,050.80-378,360,011.40-194,797,140.40

Finding the Fourth Proportional to 252,051,050.80, 378,360,011.40 and 194,797,140.40

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Solution

The fourth proportional to 252,051,050.80, 378,360,011.40 and 194,797,140.40 is: 292,414,762.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,051,050.80 : 378,360,011.40 = 194,797,140.40 : x
  2. Step 2: Convert to fraction form
    252,051,050.80/378,360,011.40 = 194,797,140.40/x
  3. Step 3: Cross multiply
    252,051,050.80x = 378,360,011.40 × 194,797,140.40
  4. Step 4: Simplify right side
    252,051,050.80x = 73,703,448,262,431,392
  5. Step 5: Solve for x
    x = 73,703,448,262,431,392/252,051,050.80
  6. Step 6: Final answer
    x = 292,414,762.92

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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.