Finding the Fourth Proportional to 1,832,771,176.62, 2,529,307,509.96 and 1,080,116,118.06
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Solution
The fourth proportional to 1,832,771,176.62, 2,529,307,509.96 and 1,080,116,118.06 is: 1,490,609,326.41
Step by Step Solution
- Step 1: Write the proportion equation
1,832,771,176.62 : 2,529,307,509.96 = 1,080,116,118.06 : x - Step 2: Convert to fraction form
1,832,771,176.62/2,529,307,509.96 = 1,080,116,118.06/x - Step 3: Cross multiply
1,832,771,176.62x = 2,529,307,509.96 × 1,080,116,118.06 - Step 4: Simplify right side
1,832,771,176.62x = 2,731,945,809,038,000,128 - Step 5: Solve for x
x = 2,731,945,809,038,000,128/1,832,771,176.62 - Step 6: Final answer
x = 1,490,609,326.41
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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.