Finding the Fourth Proportional to 268,583,675.70, 402,875,513.55 and 236,838,933.30
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Solution
The fourth proportional to 268,583,675.70, 402,875,513.55 and 236,838,933.30 is: 355,258,399.95
Step by Step Solution
- Step 1: Write the proportion equation
268,583,675.70 : 402,875,513.55 = 236,838,933.30 : x - Step 2: Convert to fraction form
268,583,675.70/402,875,513.55 = 236,838,933.30/x - Step 3: Cross multiply
268,583,675.70x = 402,875,513.55 × 236,838,933.30 - Step 4: Simplify right side
268,583,675.70x = 95,416,606,881,871,696 - Step 5: Solve for x
x = 95,416,606,881,871,696/268,583,675.70 - Step 6: Final answer
x = 355,258,399.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.