Home / 320,577,300,342.06-480,947,343,774.51-148,401,929,679.18

Finding the Fourth Proportional to 320,577,300,342.06, 480,947,343,774.51 and 148,401,929,679.18

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Solution

The fourth proportional to 320,577,300,342.06, 480,947,343,774.51 and 148,401,929,679.18 is: 222,640,573,159.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,577,300,342.06 : 480,947,343,774.51 = 148,401,929,679.18 : x
  2. Step 2: Convert to fraction form
    320,577,300,342.06/480,947,343,774.51 = 148,401,929,679.18/x
  3. Step 3: Cross multiply
    320,577,300,342.06x = 480,947,343,774.51 × 148,401,929,679.18
  4. Step 4: Simplify right side
    320,577,300,342.06x = 71,373,513,890,213,243,387,904
  5. Step 5: Solve for x
    x = 71,373,513,890,213,243,387,904/320,577,300,342.06
  6. Step 6: Final answer
    x = 222,640,573,159.91

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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.