Home / 406,010,105.67-609,146,316.44-187,803,586.63

Finding the Fourth Proportional to 406,010,105.67, 609,146,316.44 and 187,803,586.63

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Solution

The fourth proportional to 406,010,105.67, 609,146,316.44 and 187,803,586.63 is: 281,766,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,010,105.67 : 609,146,316.44 = 187,803,586.63 : x
  2. Step 2: Convert to fraction form
    406,010,105.67/609,146,316.44 = 187,803,586.63/x
  3. Step 3: Cross multiply
    406,010,105.67x = 609,146,316.44 × 187,803,586.63
  4. Step 4: Simplify right side
    406,010,105.67x = 114,399,863,009,884,944
  5. Step 5: Solve for x
    x = 114,399,863,009,884,944/406,010,105.67
  6. Step 6: Final answer
    x = 281,766,048.21

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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.