Home / 3,648,112,189.38-5,034,402,239.67-1,977,362,462.34

Finding the Fourth Proportional to 3,648,112,189.38, 5,034,402,239.67 and 1,977,362,462.34

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Solution

The fourth proportional to 3,648,112,189.38, 5,034,402,239.67 and 1,977,362,462.34 is: 2,728,764,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,112,189.38 : 5,034,402,239.67 = 1,977,362,462.34 : x
  2. Step 2: Convert to fraction form
    3,648,112,189.38/5,034,402,239.67 = 1,977,362,462.34/x
  3. Step 3: Cross multiply
    3,648,112,189.38x = 5,034,402,239.67 × 1,977,362,462.34
  4. Step 4: Simplify right side
    3,648,112,189.38x = 9,954,838,009,043,881,984
  5. Step 5: Solve for x
    x = 9,954,838,009,043,881,984/3,648,112,189.38
  6. Step 6: Final answer
    x = 2,728,764,218.94

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Double scale
Find fourth proportional to 3,648,112,190.38, 5,034,402,241.05 and 1,977,362,463.34
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1.5x scale

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.