Home / 2,190,912,556,154.20-3,023,462,884,306.40-1,215,430,456,819.80

Finding the Fourth Proportional to 2,190,912,556,154.20, 3,023,462,884,306.40 and 1,215,430,456,819.80

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Solution

The fourth proportional to 2,190,912,556,154.20, 3,023,462,884,306.40 and 1,215,430,456,819.80 is: 1,677,296,003,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,912,556,154.20 : 3,023,462,884,306.40 = 1,215,430,456,819.80 : x
  2. Step 2: Convert to fraction form
    2,190,912,556,154.20/3,023,462,884,306.40 = 1,215,430,456,819.80/x
  3. Step 3: Cross multiply
    2,190,912,556,154.20x = 3,023,462,884,306.40 × 1,215,430,456,819.80
  4. Step 4: Simplify right side
    2,190,912,556,154.20x = 3,674,808,874,650,238,091,001,856
  5. Step 5: Solve for x
    x = 3,674,808,874,650,238,091,001,856/2,190,912,556,154.20
  6. Step 6: Final answer
    x = 1,677,296,003,588.93

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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.