Home / 760,212,008.36-1,049,092,571.76-412,531,496.36

Finding the Fourth Proportional to 760,212,008.36, 1,049,092,571.76 and 412,531,496.36

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Solution

The fourth proportional to 760,212,008.36, 1,049,092,571.76 and 412,531,496.36 is: 569,293,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,212,008.36 : 1,049,092,571.76 = 412,531,496.36 : x
  2. Step 2: Convert to fraction form
    760,212,008.36/1,049,092,571.76 = 412,531,496.36/x
  3. Step 3: Cross multiply
    760,212,008.36x = 1,049,092,571.76 × 412,531,496.36
  4. Step 4: Simplify right side
    760,212,008.36x = 432,783,728,448,313,472
  5. Step 5: Solve for x
    x = 432,783,728,448,313,472/760,212,008.36
  6. Step 6: Final answer
    x = 569,293,465.10

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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.