Home / 1,081,606,614.12-1,622,182,890-305,070,676.08

Finding the Fourth Proportional to 1,081,606,614.12, 1,622,182,890 and 305,070,676.08

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Solution

The fourth proportional to 1,081,606,614.12, 1,622,182,890 and 305,070,676.08 is: 457,541,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,606,614.12 : 1,622,182,890 = 305,070,676.08 : x
  2. Step 2: Convert to fraction form
    1,081,606,614.12/1,622,182,890 = 305,070,676.08/x
  3. Step 3: Cross multiply
    1,081,606,614.12x = 1,622,182,890 × 305,070,676.08
  4. Step 4: Simplify right side
    1,081,606,614.12x = 494,880,430,977,708,224
  5. Step 5: Solve for x
    x = 494,880,430,977,708,224/1,081,606,614.12
  6. Step 6: Final answer
    x = 457,541,979.23

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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.