Home / 146,677,716,076.20-220,016,574,114.30-142,545,230,860.20

Finding the Fourth Proportional to 146,677,716,076.20, 220,016,574,114.30 and 142,545,230,860.20

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Solution

The fourth proportional to 146,677,716,076.20, 220,016,574,114.30 and 142,545,230,860.20 is: 213,817,846,290.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,716,076.20 : 220,016,574,114.30 = 142,545,230,860.20 : x
  2. Step 2: Convert to fraction form
    146,677,716,076.20/220,016,574,114.30 = 142,545,230,860.20/x
  3. Step 3: Cross multiply
    146,677,716,076.20x = 220,016,574,114.30 × 142,545,230,860.20
  4. Step 4: Simplify right side
    146,677,716,076.20x = 31,362,313,350,193,199,710,208
  5. Step 5: Solve for x
    x = 31,362,313,350,193,199,710,208/146,677,716,076.20
  6. Step 6: Final answer
    x = 213,817,846,290.30

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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.