Home / 167,338,429.20-251,007,643.80-118,552,145.40

Finding the Fourth Proportional to 167,338,429.20, 251,007,643.80 and 118,552,145.40

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Solution

The fourth proportional to 167,338,429.20, 251,007,643.80 and 118,552,145.40 is: 177,828,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,338,429.20 : 251,007,643.80 = 118,552,145.40 : x
  2. Step 2: Convert to fraction form
    167,338,429.20/251,007,643.80 = 118,552,145.40/x
  3. Step 3: Cross multiply
    167,338,429.20x = 251,007,643.80 × 118,552,145.40
  4. Step 4: Simplify right side
    167,338,429.20x = 29,757,494,684,289,012
  5. Step 5: Solve for x
    x = 29,757,494,684,289,012/167,338,429.20
  6. Step 6: Final answer
    x = 177,828,218.10

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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.