Home / 406,945,607.70-610,455,736.35-134,316,974.10

Finding the Fourth Proportional to 406,945,607.70, 610,455,736.35 and 134,316,974.10

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Solution

The fourth proportional to 406,945,607.70, 610,455,736.35 and 134,316,974.10 is: 201,487,780.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,945,607.70 : 610,455,736.35 = 134,316,974.10 : x
  2. Step 2: Convert to fraction form
    406,945,607.70/610,455,736.35 = 134,316,974.10/x
  3. Step 3: Cross multiply
    406,945,607.70x = 610,455,736.35 × 134,316,974.10
  4. Step 4: Simplify right side
    406,945,607.70x = 81,994,567,328,519,376
  5. Step 5: Solve for x
    x = 81,994,567,328,519,376/406,945,607.70
  6. Step 6: Final answer
    x = 201,487,780.62

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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.