Finding the Fourth Proportional to 186,409,749.18, 257,355,802.06 and 165,726,065.46
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Solution
The fourth proportional to 186,409,749.18, 257,355,802.06 and 165,726,065.46 is: 228,800,074.49
Step by Step Solution
- Step 1: Write the proportion equation
186,409,749.18 : 257,355,802.06 = 165,726,065.46 : x - Step 2: Convert to fraction form
186,409,749.18/257,355,802.06 = 165,726,065.46/x - Step 3: Cross multiply
186,409,749.18x = 257,355,802.06 × 165,726,065.46 - Step 4: Simplify right side
186,409,749.18x = 42,650,564,498,706,368 - Step 5: Solve for x
x = 42,650,564,498,706,368/186,409,749.18 - Step 6: Final answer
x = 228,800,074.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.