Finding the Fourth Proportional to 39,939,011,827.75, 55,114,781,430.14 and 22,791,557,759.95
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Solution
The fourth proportional to 39,939,011,827.75, 55,114,781,430.14 and 22,791,557,759.95 is: 31,451,747,725.00
Step by Step Solution
- Step 1: Write the proportion equation
39,939,011,827.75 : 55,114,781,430.14 = 22,791,557,759.95 : x - Step 2: Convert to fraction form
39,939,011,827.75/55,114,781,430.14 = 22,791,557,759.95/x - Step 3: Cross multiply
39,939,011,827.75x = 55,114,781,430.14 × 22,791,557,759.95 - Step 4: Simplify right side
39,939,011,827.75x = 1,256,151,724,392,055,570,432 - Step 5: Solve for x
x = 1,256,151,724,392,055,570,432/39,939,011,827.75 - Step 6: Final answer
x = 31,451,747,725.00
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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.