Home / 344,826,709,814.40-517,240,064,721.60-203,771,214,441.60

Finding the Fourth Proportional to 344,826,709,814.40, 517,240,064,721.60 and 203,771,214,441.60

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Solution

The fourth proportional to 344,826,709,814.40, 517,240,064,721.60 and 203,771,214,441.60 is: 305,656,821,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,826,709,814.40 : 517,240,064,721.60 = 203,771,214,441.60 : x
  2. Step 2: Convert to fraction form
    344,826,709,814.40/517,240,064,721.60 = 203,771,214,441.60/x
  3. Step 3: Cross multiply
    344,826,709,814.40x = 517,240,064,721.60 × 203,771,214,441.60
  4. Step 4: Simplify right side
    344,826,709,814.40x = 105,398,636,146,172,211,757,056
  5. Step 5: Solve for x
    x = 105,398,636,146,172,211,757,056/344,826,709,814.40
  6. Step 6: Final answer
    x = 305,656,821,662.40

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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.