Home / 2,086,563,982.20-3,129,845,973.30-1,119,105,166.20

Finding the Fourth Proportional to 2,086,563,982.20, 3,129,845,973.30 and 1,119,105,166.20

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Solution

The fourth proportional to 2,086,563,982.20, 3,129,845,973.30 and 1,119,105,166.20 is: 1,678,657,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,563,982.20 : 3,129,845,973.30 = 1,119,105,166.20 : x
  2. Step 2: Convert to fraction form
    2,086,563,982.20/3,129,845,973.30 = 1,119,105,166.20/x
  3. Step 3: Cross multiply
    2,086,563,982.20x = 3,129,845,973.30 × 1,119,105,166.20
  4. Step 4: Simplify right side
    2,086,563,982.20x = 3,502,626,798,130,297,856
  5. Step 5: Solve for x
    x = 3,502,626,798,130,297,856/2,086,563,982.20
  6. Step 6: Final answer
    x = 1,678,657,749.30

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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.