Home / 2,972,354,659.80-4,458,531,989.70-902,073,100.20

Finding the Fourth Proportional to 2,972,354,659.80, 4,458,531,989.70 and 902,073,100.20

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Solution

The fourth proportional to 2,972,354,659.80, 4,458,531,989.70 and 902,073,100.20 is: 1,353,109,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,354,659.80 : 4,458,531,989.70 = 902,073,100.20 : x
  2. Step 2: Convert to fraction form
    2,972,354,659.80/4,458,531,989.70 = 902,073,100.20/x
  3. Step 3: Cross multiply
    2,972,354,659.80x = 4,458,531,989.70 × 902,073,100.20
  4. Step 4: Simplify right side
    2,972,354,659.80x = 4,021,921,774,289,553,408
  5. Step 5: Solve for x
    x = 4,021,921,774,289,553,408/2,972,354,659.80
  6. Step 6: Final answer
    x = 1,353,109,650.30

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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.