Home / 1,685,706,458,115.60-2,529,104,240,911.20-779,738,562,548.10

Finding the Fourth Proportional to 1,685,706,458,115.60, 2,529,104,240,911.20 and 779,738,562,548.10

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Solution

The fourth proportional to 1,685,706,458,115.60, 2,529,104,240,911.20 and 779,738,562,548.10 is: 1,169,859,732,012.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,706,458,115.60 : 2,529,104,240,911.20 = 779,738,562,548.10 : x
  2. Step 2: Convert to fraction form
    1,685,706,458,115.60/2,529,104,240,911.20 = 779,738,562,548.10/x
  3. Step 3: Cross multiply
    1,685,706,458,115.60x = 2,529,104,240,911.20 × 779,738,562,548.10
  4. Step 4: Simplify right side
    1,685,706,458,115.60x = 1,972,040,105,342,402,752,937,984
  5. Step 5: Solve for x
    x = 1,972,040,105,342,402,752,937,984/1,685,706,458,115.60
  6. Step 6: Final answer
    x = 1,169,859,732,012.23

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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.