Home / 660,067,051.10-990,100,576.65-660,067,051.10

Finding the Fourth Proportional to 660,067,051.10, 990,100,576.65 and 660,067,051.10

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Solution

The fourth proportional to 660,067,051.10, 990,100,576.65 and 660,067,051.10 is: 990,100,576.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,067,051.10 : 990,100,576.65 = 660,067,051.10 : x
  2. Step 2: Convert to fraction form
    660,067,051.10/990,100,576.65 = 660,067,051.10/x
  3. Step 3: Cross multiply
    660,067,051.10x = 990,100,576.65 × 660,067,051.10
  4. Step 4: Simplify right side
    660,067,051.10x = 653,532,767,921,774,976
  5. Step 5: Solve for x
    x = 653,532,767,921,774,976/660,067,051.10
  6. Step 6: Final answer
    x = 990,100,576.65

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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.