Home / 103,450,022,353.80-155,175,033,530.70-75,555,747,145.80

Finding the Fourth Proportional to 103,450,022,353.80, 155,175,033,530.70 and 75,555,747,145.80

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Solution

The fourth proportional to 103,450,022,353.80, 155,175,033,530.70 and 75,555,747,145.80 is: 113,333,620,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,450,022,353.80 : 155,175,033,530.70 = 75,555,747,145.80 : x
  2. Step 2: Convert to fraction form
    103,450,022,353.80/155,175,033,530.70 = 75,555,747,145.80/x
  3. Step 3: Cross multiply
    103,450,022,353.80x = 155,175,033,530.70 × 75,555,747,145.80
  4. Step 4: Simplify right side
    103,450,022,353.80x = 11,724,365,596,786,606,211,072
  5. Step 5: Solve for x
    x = 11,724,365,596,786,606,211,072/103,450,022,353.80
  6. Step 6: Final answer
    x = 113,333,620,718.70

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Double scale
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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.