Home / 760,212,007.36-1,049,092,570.38-412,531,495.36

Finding the Fourth Proportional to 760,212,007.36, 1,049,092,570.38 and 412,531,495.36

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Solution

The fourth proportional to 760,212,007.36, 1,049,092,570.38 and 412,531,495.36 is: 569,293,463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,212,007.36 : 1,049,092,570.38 = 412,531,495.36 : x
  2. Step 2: Convert to fraction form
    760,212,007.36/1,049,092,570.38 = 412,531,495.36/x
  3. Step 3: Cross multiply
    760,212,007.36x = 1,049,092,570.38 × 412,531,495.36
  4. Step 4: Simplify right side
    760,212,007.36x = 432,783,726,829,927,488
  5. Step 5: Solve for x
    x = 432,783,726,829,927,488/760,212,007.36
  6. Step 6: Final answer
    x = 569,293,463.72

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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.