Finding the Fourth Proportional to 1,174,233,768.48, 1,620,346,761.08 and 691,349,499.30
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Solution
The fourth proportional to 1,174,233,768.48, 1,620,346,761.08 and 691,349,499.30 is: 954,005,881.99
Step by Step Solution
- Step 1: Write the proportion equation
1,174,233,768.48 : 1,620,346,761.08 = 691,349,499.30 : x - Step 2: Convert to fraction form
1,174,233,768.48/1,620,346,761.08 = 691,349,499.30/x - Step 3: Cross multiply
1,174,233,768.48x = 1,620,346,761.08 × 691,349,499.30 - Step 4: Simplify right side
1,174,233,768.48x = 1,120,225,921,965,034,624 - Step 5: Solve for x
x = 1,120,225,921,965,034,624/1,174,233,768.48 - Step 6: Final answer
x = 954,005,881.99
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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.