Finding the Fourth Proportional to 179,570,372.99, 247,824,280.25 and 112,599,998.84
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Solution
The fourth proportional to 179,570,372.99, 247,824,280.25 and 112,599,998.84 is: 155,398,762.09
Step by Step Solution
- Step 1: Write the proportion equation
179,570,372.99 : 247,824,280.25 = 112,599,998.84 : x - Step 2: Convert to fraction form
179,570,372.99/247,824,280.25 = 112,599,998.84/x - Step 3: Cross multiply
179,570,372.99x = 247,824,280.25 × 112,599,998.84 - Step 4: Simplify right side
179,570,372.99x = 27,905,013,669,152,648 - Step 5: Solve for x
x = 27,905,013,669,152,648/179,570,372.99 - Step 6: Final answer
x = 155,398,762.09
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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.