Home / 339,937,243.20-509,234,018.40-186,308,366.40

Finding the Fourth Proportional to 339,937,243.20, 509,234,018.40 and 186,308,366.40

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Solution

The fourth proportional to 339,937,243.20, 509,234,018.40 and 186,308,366.40 is: 279,094,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,937,243.20 : 509,234,018.40 = 186,308,366.40 : x
  2. Step 2: Convert to fraction form
    339,937,243.20/509,234,018.40 = 186,308,366.40/x
  3. Step 3: Cross multiply
    339,937,243.20x = 509,234,018.40 × 186,308,366.40
  4. Step 4: Simplify right side
    339,937,243.20x = 94,874,558,083,411,536
  5. Step 5: Solve for x
    x = 94,874,558,083,411,536/339,937,243.20
  6. Step 6: Final answer
    x = 279,094,332.80

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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.