Finding the Fourth Proportional to 529,592,402.22, 730,844,208.16 and 291,464,995.08
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Solution
The fourth proportional to 529,592,402.22, 730,844,208.16 and 291,464,995.08 is: 402,225,376.80
Step by Step Solution
- Step 1: Write the proportion equation
529,592,402.22 : 730,844,208.16 = 291,464,995.08 : x - Step 2: Convert to fraction form
529,592,402.22/730,844,208.16 = 291,464,995.08/x - Step 3: Cross multiply
529,592,402.22x = 730,844,208.16 × 291,464,995.08 - Step 4: Simplify right side
529,592,402.22x = 213,015,503,535,600,864 - Step 5: Solve for x
x = 213,015,503,535,600,864/529,592,402.22 - Step 6: Final answer
x = 402,225,376.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.