Home / 300,155,816.16-413,886,100.14-195,539,883.84

Finding the Fourth Proportional to 300,155,816.16, 413,886,100.14 and 195,539,883.84

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Solution

The fourth proportional to 300,155,816.16, 413,886,100.14 and 195,539,883.84 is: 269,630,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,155,816.16 : 413,886,100.14 = 195,539,883.84 : x
  2. Step 2: Convert to fraction form
    300,155,816.16/413,886,100.14 = 195,539,883.84/x
  3. Step 3: Cross multiply
    300,155,816.16x = 413,886,100.14 × 195,539,883.84
  4. Step 4: Simplify right side
    300,155,816.16x = 80,931,239,944,366,208
  5. Step 5: Solve for x
    x = 80,931,239,944,366,208/300,155,816.16
  6. Step 6: Final answer
    x = 269,630,757.05

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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.