Home / 320,577,300,338.20-480,947,343,768.69-148,401,929,675.30

Finding the Fourth Proportional to 320,577,300,338.20, 480,947,343,768.69 and 148,401,929,675.30

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Solution

The fourth proportional to 320,577,300,338.20, 480,947,343,768.69 and 148,401,929,675.30 is: 222,640,573,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,577,300,338.20 : 480,947,343,768.69 = 148,401,929,675.30 : x
  2. Step 2: Convert to fraction form
    320,577,300,338.20/480,947,343,768.69 = 148,401,929,675.30/x
  3. Step 3: Cross multiply
    320,577,300,338.20x = 480,947,343,768.69 × 148,401,929,675.30
  4. Step 4: Simplify right side
    320,577,300,338.20x = 71,373,513,887,483,464,515,584
  5. Step 5: Solve for x
    x = 71,373,513,887,483,464,515,584/320,577,300,338.20
  6. Step 6: Final answer
    x = 222,640,573,154.08

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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.