Home / 175,385,145.20-262,699,804.20-145,152,057.20

Finding the Fourth Proportional to 175,385,145.20, 262,699,804.20 and 145,152,057.20

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Solution

The fourth proportional to 175,385,145.20, 262,699,804.20 and 145,152,057.20 is: 217,415,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,385,145.20 : 262,699,804.20 = 145,152,057.20 : x
  2. Step 2: Convert to fraction form
    175,385,145.20/262,699,804.20 = 145,152,057.20/x
  3. Step 3: Cross multiply
    175,385,145.20x = 262,699,804.20 × 145,152,057.20
  4. Step 4: Simplify right side
    175,385,145.20x = 38,131,417,005,667,192
  5. Step 5: Solve for x
    x = 38,131,417,005,667,192/175,385,145.20
  6. Step 6: Final answer
    x = 217,415,317.37

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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.