Home / 612,106,314.80-858,762,826-612,106,314.80

Finding the Fourth Proportional to 612,106,314.80, 858,762,826 and 612,106,314.80

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Solution

The fourth proportional to 612,106,314.80, 858,762,826 and 612,106,314.80 is: 858,762,826

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,106,314.80 : 858,762,826 = 612,106,314.80 : x
  2. Step 2: Convert to fraction form
    612,106,314.80/858,762,826 = 612,106,314.80/x
  3. Step 3: Cross multiply
    612,106,314.80x = 858,762,826 × 612,106,314.80
  4. Step 4: Simplify right side
    612,106,314.80x = 525,654,148,710,093,568
  5. Step 5: Solve for x
    x = 525,654,148,710,093,568/612,106,314.80
  6. Step 6: Final answer
    x = 858,762,826

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.