Home / 3,118,176,073.20-4,677,264,109.80-937,142,209.20

Finding the Fourth Proportional to 3,118,176,073.20, 4,677,264,109.80 and 937,142,209.20

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Solution

The fourth proportional to 3,118,176,073.20, 4,677,264,109.80 and 937,142,209.20 is: 1,405,713,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,176,073.20 : 4,677,264,109.80 = 937,142,209.20 : x
  2. Step 2: Convert to fraction form
    3,118,176,073.20/4,677,264,109.80 = 937,142,209.20/x
  3. Step 3: Cross multiply
    3,118,176,073.20x = 4,677,264,109.80 × 937,142,209.20
  4. Step 4: Simplify right side
    3,118,176,073.20x = 4,383,261,620,869,843,968
  5. Step 5: Solve for x
    x = 4,383,261,620,869,843,968/3,118,176,073.20
  6. Step 6: Final answer
    x = 1,405,713,313.80

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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.