Finding the Fourth Proportional to 326,034,501.86, 450,134,142.10 and 202,406,366.18
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Solution
The fourth proportional to 326,034,501.86, 450,134,142.10 and 202,406,366.18 is: 279,449,001.49
Step by Step Solution
- Step 1: Write the proportion equation
326,034,501.86 : 450,134,142.10 = 202,406,366.18 : x - Step 2: Convert to fraction form
326,034,501.86/450,134,142.10 = 202,406,366.18/x - Step 3: Cross multiply
326,034,501.86x = 450,134,142.10 × 202,406,366.18 - Step 4: Simplify right side
326,034,501.86x = 91,110,015,996,012,768 - Step 5: Solve for x
x = 91,110,015,996,012,768/326,034,501.86 - Step 6: Final answer
x = 279,449,001.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.