Home / 406,946,809.20-610,457,538.60-134,318,175.60

Finding the Fourth Proportional to 406,946,809.20, 610,457,538.60 and 134,318,175.60

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Solution

The fourth proportional to 406,946,809.20, 610,457,538.60 and 134,318,175.60 is: 201,489,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,946,809.20 : 610,457,538.60 = 134,318,175.60 : x
  2. Step 2: Convert to fraction form
    406,946,809.20/610,457,538.60 = 134,318,175.60/x
  3. Step 3: Cross multiply
    406,946,809.20x = 610,457,538.60 × 134,318,175.60
  4. Step 4: Simplify right side
    406,946,809.20x = 81,995,542,866,018,576
  5. Step 5: Solve for x
    x = 81,995,542,866,018,576/406,946,809.20
  6. Step 6: Final answer
    x = 201,489,582.94

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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.