Finding the Fourth Proportional to 228,925,455.64, 343,390,259.32 and 65,163,147.84
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Solution
The fourth proportional to 228,925,455.64, 343,390,259.32 and 65,163,147.84 is: 97,745,312.65
Step by Step Solution
- Step 1: Write the proportion equation
228,925,455.64 : 343,390,259.32 = 65,163,147.84 : x - Step 2: Convert to fraction form
228,925,455.64/343,390,259.32 = 65,163,147.84/x - Step 3: Cross multiply
228,925,455.64x = 343,390,259.32 × 65,163,147.84 - Step 4: Simplify right side
228,925,455.64x = 22,376,390,234,722,192 - Step 5: Solve for x
x = 22,376,390,234,722,192/228,925,455.64 - Step 6: Final answer
x = 97,745,312.65
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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.