Home / 406,945,608.70-610,455,737.85-134,316,975.10

Finding the Fourth Proportional to 406,945,608.70, 610,455,737.85 and 134,316,975.10

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Solution

The fourth proportional to 406,945,608.70, 610,455,737.85 and 134,316,975.10 is: 201,487,782.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,945,608.70 : 610,455,737.85 = 134,316,975.10 : x
  2. Step 2: Convert to fraction form
    406,945,608.70/610,455,737.85 = 134,316,975.10/x
  3. Step 3: Cross multiply
    406,945,608.70x = 610,455,737.85 × 134,316,975.10
  4. Step 4: Simplify right side
    406,945,608.70x = 81,994,568,140,450,576
  5. Step 5: Solve for x
    x = 81,994,568,140,450,576/406,945,608.70
  6. Step 6: Final answer
    x = 201,487,782.12

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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.