Home / 406,258,118.52-560,807,824.32-274,277,883.12

Finding the Fourth Proportional to 406,258,118.52, 560,807,824.32 and 274,277,883.12

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Solution

The fourth proportional to 406,258,118.52, 560,807,824.32 and 274,277,883.12 is: 378,619,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,258,118.52 : 560,807,824.32 = 274,277,883.12 : x
  2. Step 2: Convert to fraction form
    406,258,118.52/560,807,824.32 = 274,277,883.12/x
  3. Step 3: Cross multiply
    406,258,118.52x = 560,807,824.32 × 274,277,883.12
  4. Step 4: Simplify right side
    406,258,118.52x = 153,817,182,891,622,464
  5. Step 5: Solve for x
    x = 153,817,182,891,622,464/406,258,118.52
  6. Step 6: Final answer
    x = 378,619,345.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.