Home / 360,290,093.60-540,230,346.48-141,821,999.84

Finding the Fourth Proportional to 360,290,093.60, 540,230,346.48 and 141,821,999.84

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Solution

The fourth proportional to 360,290,093.60, 540,230,346.48 and 141,821,999.84 is: 212,652,386.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,290,093.60 : 540,230,346.48 = 141,821,999.84 : x
  2. Step 2: Convert to fraction form
    360,290,093.60/540,230,346.48 = 141,821,999.84/x
  3. Step 3: Cross multiply
    360,290,093.60x = 540,230,346.48 × 141,821,999.84
  4. Step 4: Simplify right side
    360,290,093.60x = 76,616,548,112,049,712
  5. Step 5: Solve for x
    x = 76,616,548,112,049,712/360,290,093.60
  6. Step 6: Final answer
    x = 212,652,386.16

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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.