Home / 7,380,556,479.90-10,185,161,309.82-4,166,143,216.74

Finding the Fourth Proportional to 7,380,556,479.90, 10,185,161,309.82 and 4,166,143,216.74

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Solution

The fourth proportional to 7,380,556,479.90, 10,185,161,309.82 and 4,166,143,216.74 is: 5,749,273,895.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,556,479.90 : 10,185,161,309.82 = 4,166,143,216.74 : x
  2. Step 2: Convert to fraction form
    7,380,556,479.90/10,185,161,309.82 = 4,166,143,216.74/x
  3. Step 3: Cross multiply
    7,380,556,479.90x = 10,185,161,309.82 × 4,166,143,216.74
  4. Step 4: Simplify right side
    7,380,556,479.90x = 42,432,840,702,309,285,888
  5. Step 5: Solve for x
    x = 42,432,840,702,309,285,888/7,380,556,479.90
  6. Step 6: Final answer
    x = 5,749,273,895.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.