Home / 380,473,656.91-525,066,571.56-363,039,734.91

Finding the Fourth Proportional to 380,473,656.91, 525,066,571.56 and 363,039,734.91

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Solution

The fourth proportional to 380,473,656.91, 525,066,571.56 and 363,039,734.91 is: 501,007,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,473,656.91 : 525,066,571.56 = 363,039,734.91 : x
  2. Step 2: Convert to fraction form
    380,473,656.91/525,066,571.56 = 363,039,734.91/x
  3. Step 3: Cross multiply
    380,473,656.91x = 525,066,571.56 × 363,039,734.91
  4. Step 4: Simplify right side
    380,473,656.91x = 190,620,028,949,244,960
  5. Step 5: Solve for x
    x = 190,620,028,949,244,960/380,473,656.91
  6. Step 6: Final answer
    x = 501,007,166.95

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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.