Finding the Fourth Proportional to 212,104,980.66, 318,203,264.84 and 64,564,077.84
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Solution
The fourth proportional to 212,104,980.66, 318,203,264.84 and 64,564,077.84 is: 96,860,056.26
Step by Step Solution
- Step 1: Write the proportion equation
212,104,980.66 : 318,203,264.84 = 64,564,077.84 : x - Step 2: Convert to fraction form
212,104,980.66/318,203,264.84 = 64,564,077.84/x - Step 3: Cross multiply
212,104,980.66x = 318,203,264.84 × 64,564,077.84 - Step 4: Simplify right side
212,104,980.66x = 20,544,500,359,749,076 - Step 5: Solve for x
x = 20,544,500,359,749,076/212,104,980.66 - Step 6: Final answer
x = 96,860,056.26
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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.