Finding the Fourth Proportional to 279,031,129.04, 417,523,035.72 and 232,859,019.44
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Solution
The fourth proportional to 279,031,129.04, 417,523,035.72 and 232,859,019.44 is: 348,434,259.02
Step by Step Solution
- Step 1: Write the proportion equation
279,031,129.04 : 417,523,035.72 = 232,859,019.44 : x - Step 2: Convert to fraction form
279,031,129.04/417,523,035.72 = 232,859,019.44/x - Step 3: Cross multiply
279,031,129.04x = 417,523,035.72 × 232,859,019.44 - Step 4: Simplify right side
279,031,129.04x = 97,224,004,691,371,296 - Step 5: Solve for x
x = 97,224,004,691,371,296/279,031,129.04 - Step 6: Final answer
x = 348,434,259.02
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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.