Home / 406,945,475.20-610,455,537.60-134,316,841.60

Finding the Fourth Proportional to 406,945,475.20, 610,455,537.60 and 134,316,841.60

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Solution

The fourth proportional to 406,945,475.20, 610,455,537.60 and 134,316,841.60 is: 201,487,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,945,475.20 : 610,455,537.60 = 134,316,841.60 : x
  2. Step 2: Convert to fraction form
    406,945,475.20/610,455,537.60 = 134,316,841.60/x
  3. Step 3: Cross multiply
    406,945,475.20x = 610,455,537.60 × 134,316,841.60
  4. Step 4: Simplify right side
    406,945,475.20x = 81,994,459,747,662,048
  5. Step 5: Solve for x
    x = 81,994,459,747,662,048/406,945,475.20
  6. Step 6: Final answer
    x = 201,487,581.86

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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.