Home / 406,563,347.10-609,845,020.65-245,320,211.10

Finding the Fourth Proportional to 406,563,347.10, 609,845,020.65 and 245,320,211.10

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Solution

The fourth proportional to 406,563,347.10, 609,845,020.65 and 245,320,211.10 is: 367,980,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,563,347.10 : 609,845,020.65 = 245,320,211.10 : x
  2. Step 2: Convert to fraction form
    406,563,347.10/609,845,020.65 = 245,320,211.10/x
  3. Step 3: Cross multiply
    406,563,347.10x = 609,845,020.65 × 245,320,211.10
  4. Step 4: Simplify right side
    406,563,347.10x = 149,607,309,204,141,856
  5. Step 5: Solve for x
    x = 149,607,309,204,141,856/406,563,347.10
  6. Step 6: Final answer
    x = 367,980,316.65

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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.