Finding the Fourth Proportional to 869,169,691,509.89, 1,303,754,230,405.30 and 232,445,540,399.58
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Solution
The fourth proportional to 869,169,691,509.89, 1,303,754,230,405.30 and 232,445,540,399.58 is: 348,668,228,534.69
Step by Step Solution
- Step 1: Write the proportion equation
869,169,691,509.89 : 1,303,754,230,405.30 = 232,445,540,399.58 : x - Step 2: Convert to fraction form
869,169,691,509.89/1,303,754,230,405.30 = 232,445,540,399.58/x - Step 3: Cross multiply
869,169,691,509.89x = 1,303,754,230,405.30 × 232,445,540,399.58 - Step 4: Simplify right side
869,169,691,509.89x = 303,051,856,634,798,514,634,752 - Step 5: Solve for x
x = 303,051,856,634,798,514,634,752/869,169,691,509.89 - Step 6: Final answer
x = 348,668,228,534.69
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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.