Finding the Fourth Proportional to 343,387,779,939.36, 515,158,488,129.60 and 104,641,114,281.84
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Solution
The fourth proportional to 343,387,779,939.36, 515,158,488,129.60 and 104,641,114,281.84 is: 156,985,080,363.52
Step by Step Solution
- Step 1: Write the proportion equation
343,387,779,939.36 : 515,158,488,129.60 = 104,641,114,281.84 : x - Step 2: Convert to fraction form
343,387,779,939.36/515,158,488,129.60 = 104,641,114,281.84/x - Step 3: Cross multiply
343,387,779,939.36x = 515,158,488,129.60 × 104,641,114,281.84 - Step 4: Simplify right side
343,387,779,939.36x = 53,906,758,229,629,381,640,192 - Step 5: Solve for x
x = 53,906,758,229,629,381,640,192/343,387,779,939.36 - Step 6: Final answer
x = 156,985,080,363.52
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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.