Finding the Fourth Proportional to 3,279,844,985.84, 4,529,312,055.81 and 3,101,161,122.74
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Solution
The fourth proportional to 3,279,844,985.84, 4,529,312,055.81 and 3,101,161,122.74 is: 4,282,558,023.59
Step by Step Solution
- Step 1: Write the proportion equation
3,279,844,985.84 : 4,529,312,055.81 = 3,101,161,122.74 : x - Step 2: Convert to fraction form
3,279,844,985.84/4,529,312,055.81 = 3,101,161,122.74/x - Step 3: Cross multiply
3,279,844,985.84x = 4,529,312,055.81 × 3,101,161,122.74 - Step 4: Simplify right side
3,279,844,985.84x = 14,046,126,460,212,912,128 - Step 5: Solve for x
x = 14,046,126,460,212,912,128/3,279,844,985.84 - Step 6: Final answer
x = 4,282,558,023.59
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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.