Home / 1,529,893,001.20-2,294,839,501.80-494,858,509.60

Finding the Fourth Proportional to 1,529,893,001.20, 2,294,839,501.80 and 494,858,509.60

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Solution

The fourth proportional to 1,529,893,001.20, 2,294,839,501.80 and 494,858,509.60 is: 742,287,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,893,001.20 : 2,294,839,501.80 = 494,858,509.60 : x
  2. Step 2: Convert to fraction form
    1,529,893,001.20/2,294,839,501.80 = 494,858,509.60/x
  3. Step 3: Cross multiply
    1,529,893,001.20x = 2,294,839,501.80 × 494,858,509.60
  4. Step 4: Simplify right side
    1,529,893,001.20x = 1,135,620,855,631,954,688
  5. Step 5: Solve for x
    x = 1,135,620,855,631,954,688/1,529,893,001.20
  6. Step 6: Final answer
    x = 742,287,764.40

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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.