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Finding the Fourth Proportional to 957,804,759.90, 1,436,707,139.85 and 957,804,759.90

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Solution

The fourth proportional to 957,804,759.90, 1,436,707,139.85 and 957,804,759.90 is: 1,436,707,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,804,759.90 : 1,436,707,139.85 = 957,804,759.90 : x
  2. Step 2: Convert to fraction form
    957,804,759.90/1,436,707,139.85 = 957,804,759.90/x
  3. Step 3: Cross multiply
    957,804,759.90x = 1,436,707,139.85 × 957,804,759.90
  4. Step 4: Simplify right side
    957,804,759.90x = 1,376,084,937,130,644,736
  5. Step 5: Solve for x
    x = 1,376,084,937,130,644,736/957,804,759.90
  6. Step 6: Final answer
    x = 1,436,707,139.85

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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.