Home / 3,520,302,738.30-5,280,455,085.93-1,309,223,557.26

Finding the Fourth Proportional to 3,520,302,738.30, 5,280,455,085.93 and 1,309,223,557.26

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Solution

The fourth proportional to 3,520,302,738.30, 5,280,455,085.93 and 1,309,223,557.26 is: 1,963,835,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,302,738.30 : 5,280,455,085.93 = 1,309,223,557.26 : x
  2. Step 2: Convert to fraction form
    3,520,302,738.30/5,280,455,085.93 = 1,309,223,557.26/x
  3. Step 3: Cross multiply
    3,520,302,738.30x = 5,280,455,085.93 × 1,309,223,557.26
  4. Step 4: Simplify right side
    3,520,302,738.30x = 6,913,296,191,552,933,888
  5. Step 5: Solve for x
    x = 6,913,296,191,552,933,888/3,520,302,738.30
  6. Step 6: Final answer
    x = 1,963,835,699.79

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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.