Home / 63,728,876,912.19-87,985,547,441.42-40,567,164,010.58

Finding the Fourth Proportional to 63,728,876,912.19, 87,985,547,441.42 and 40,567,164,010.58

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Solution

The fourth proportional to 63,728,876,912.19, 87,985,547,441.42 and 40,567,164,010.58 is: 56,007,955,993.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,728,876,912.19 : 87,985,547,441.42 = 40,567,164,010.58 : x
  2. Step 2: Convert to fraction form
    63,728,876,912.19/87,985,547,441.42 = 40,567,164,010.58/x
  3. Step 3: Cross multiply
    63,728,876,912.19x = 87,985,547,441.42 × 40,567,164,010.58
  4. Step 4: Simplify right side
    63,728,876,912.19x = 3,569,324,133,616,752,525,312
  5. Step 5: Solve for x
    x = 3,569,324,133,616,752,525,312/63,728,876,912.19
  6. Step 6: Final answer
    x = 56,007,955,993.56

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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.