Finding the Fourth Proportional to 354,946,720.66, 532,430,927.62 and 121,774,161.86
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Solution
The fourth proportional to 354,946,720.66, 532,430,927.62 and 121,774,161.86 is: 182,664,964.02
Step by Step Solution
- Step 1: Write the proportion equation
354,946,720.66 : 532,430,927.62 = 121,774,161.86 : x - Step 2: Convert to fraction form
354,946,720.66/532,430,927.62 = 121,774,161.86/x - Step 3: Cross multiply
354,946,720.66x = 532,430,927.62 × 121,774,161.86 - Step 4: Simplify right side
354,946,720.66x = 64,836,329,956,301,240 - Step 5: Solve for x
x = 64,836,329,956,301,240/354,946,720.66 - Step 6: Final answer
x = 182,664,964.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.