Home / 7,212,885,619.80-10,819,328,429.70-7,212,885,619.80

Finding the Fourth Proportional to 7,212,885,619.80, 10,819,328,429.70 and 7,212,885,619.80

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Solution

The fourth proportional to 7,212,885,619.80, 10,819,328,429.70 and 7,212,885,619.80 is: 10,819,328,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212,885,619.80 : 10,819,328,429.70 = 7,212,885,619.80 : x
  2. Step 2: Convert to fraction form
    7,212,885,619.80/10,819,328,429.70 = 7,212,885,619.80/x
  3. Step 3: Cross multiply
    7,212,885,619.80x = 10,819,328,429.70 × 7,212,885,619.80
  4. Step 4: Simplify right side
    7,212,885,619.80x = 78,038,578,446,476,460,032
  5. Step 5: Solve for x
    x = 78,038,578,446,476,460,032/7,212,885,619.80
  6. Step 6: Final answer
    x = 10,819,328,429.70

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1.5x scale

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.