Finding the Fourth Proportional to 102,278,944.16, 153,243,773.04 and 56,259,308.96
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Solution
The fourth proportional to 102,278,944.16, 153,243,773.04 and 56,259,308.96 is: 84,292,899.62
Step by Step Solution
- Step 1: Write the proportion equation
102,278,944.16 : 153,243,773.04 = 56,259,308.96 : x - Step 2: Convert to fraction form
102,278,944.16/153,243,773.04 = 56,259,308.96/x - Step 3: Cross multiply
102,278,944.16x = 153,243,773.04 × 56,259,308.96 - Step 4: Simplify right side
102,278,944.16x = 8,621,388,773,653,478 - Step 5: Solve for x
x = 8,621,388,773,653,478/102,278,944.16 - Step 6: Final answer
x = 84,292,899.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.