Finding the Fourth Proportional to 102,478,374.01, 153,720,497.06 and 40,227,097.53
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Solution
The fourth proportional to 102,478,374.01, 153,720,497.06 and 40,227,097.53 is: 60,341,798.82
Step by Step Solution
- Step 1: Write the proportion equation
102,478,374.01 : 153,720,497.06 = 40,227,097.53 : x - Step 2: Convert to fraction form
102,478,374.01/153,720,497.06 = 40,227,097.53/x - Step 3: Cross multiply
102,478,374.01x = 153,720,497.06 × 40,227,097.53 - Step 4: Simplify right side
102,478,374.01x = 6,183,729,428,344,942 - Step 5: Solve for x
x = 6,183,729,428,344,942/102,478,374.01 - Step 6: Final answer
x = 60,341,798.82
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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.