Finding the Fourth Proportional to 68,318,931.52, 102,480,354.62 and 26,818,080.56
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Solution
The fourth proportional to 68,318,931.52, 102,480,354.62 and 26,818,080.56 is: 40,227,889.18
Step by Step Solution
- Step 1: Write the proportion equation
68,318,931.52 : 102,480,354.62 = 26,818,080.56 : x - Step 2: Convert to fraction form
68,318,931.52/102,480,354.62 = 26,818,080.56/x - Step 3: Cross multiply
68,318,931.52x = 102,480,354.62 × 26,818,080.56 - Step 4: Simplify right side
68,318,931.52x = 2,748,326,406,016,528 - Step 5: Solve for x
x = 2,748,326,406,016,528/68,318,931.52 - Step 6: Final answer
x = 40,227,889.18
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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.