Home / 339,937,202.20-509,233,956.90-186,308,325.40

Finding the Fourth Proportional to 339,937,202.20, 509,233,956.90 and 186,308,325.40

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Solution

The fourth proportional to 339,937,202.20, 509,233,956.90 and 186,308,325.40 is: 279,094,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,937,202.20 : 509,233,956.90 = 186,308,325.40 : x
  2. Step 2: Convert to fraction form
    339,937,202.20/509,233,956.90 = 186,308,325.40/x
  3. Step 3: Cross multiply
    339,937,202.20x = 509,233,956.90 × 186,308,325.40
  4. Step 4: Simplify right side
    339,937,202.20x = 94,874,525,746,854,768
  5. Step 5: Solve for x
    x = 94,874,525,746,854,768/339,937,202.20
  6. Step 6: Final answer
    x = 279,094,271.33

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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.