Finding the Fourth Proportional to 357,034,325.82, 535,306,995.74 and 181,818,191.68
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Solution
The fourth proportional to 357,034,325.82, 535,306,995.74 and 181,818,191.68 is: 272,602,780.52
Step by Step Solution
- Step 1: Write the proportion equation
357,034,325.82 : 535,306,995.74 = 181,818,191.68 : x - Step 2: Convert to fraction form
357,034,325.82/535,306,995.74 = 181,818,191.68/x - Step 3: Cross multiply
357,034,325.82x = 535,306,995.74 × 181,818,191.68 - Step 4: Simplify right side
357,034,325.82x = 97,328,549,959,100,272 - Step 5: Solve for x
x = 97,328,549,959,100,272/357,034,325.82 - Step 6: Final answer
x = 272,602,780.52
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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.