Home / 403,525,914.40-605,111,724.60-185,103,663.40

Finding the Fourth Proportional to 403,525,914.40, 605,111,724.60 and 185,103,663.40

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Solution

The fourth proportional to 403,525,914.40, 605,111,724.60 and 185,103,663.40 is: 277,574,234.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,525,914.40 : 605,111,724.60 = 185,103,663.40 : x
  2. Step 2: Convert to fraction form
    403,525,914.40/605,111,724.60 = 185,103,663.40/x
  3. Step 3: Cross multiply
    403,525,914.40x = 605,111,724.60 × 185,103,663.40
  4. Step 4: Simplify right side
    403,525,914.40x = 112,008,396,989,751,904
  5. Step 5: Solve for x
    x = 112,008,396,989,751,904/403,525,914.40
  6. Step 6: Final answer
    x = 277,574,234.99

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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.