Home / 153,028,522.80-229,990,681.80-133,321,028.40

Finding the Fourth Proportional to 153,028,522.80, 229,990,681.80 and 133,321,028.40

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Solution

The fourth proportional to 153,028,522.80, 229,990,681.80 and 133,321,028.40 is: 200,371,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,028,522.80 : 229,990,681.80 = 133,321,028.40 : x
  2. Step 2: Convert to fraction form
    153,028,522.80/229,990,681.80 = 133,321,028.40/x
  3. Step 3: Cross multiply
    153,028,522.80x = 229,990,681.80 × 133,321,028.40
  4. Step 4: Simplify right side
    153,028,522.80x = 30,662,594,219,993,168
  5. Step 5: Solve for x
    x = 30,662,594,219,993,168/153,028,522.80
  6. Step 6: Final answer
    x = 200,371,758.54

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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.