Finding the Fourth Proportional to 192,578,035.08, 265,735,267.88 and 107,809,795.74
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Solution
The fourth proportional to 192,578,035.08, 265,735,267.88 and 107,809,795.74 is: 148,764,966.57
Step by Step Solution
- Step 1: Write the proportion equation
192,578,035.08 : 265,735,267.88 = 107,809,795.74 : x - Step 2: Convert to fraction form
192,578,035.08/265,735,267.88 = 107,809,795.74/x - Step 3: Cross multiply
192,578,035.08x = 265,735,267.88 × 107,809,795.74 - Step 4: Simplify right side
192,578,035.08x = 28,648,864,950,517,932 - Step 5: Solve for x
x = 28,648,864,950,517,932/192,578,035.08 - Step 6: Final answer
x = 148,764,966.57
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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.