Finding the Fourth Proportional to 331,017,018.42, 496,539,502.56 and 97,848,263.82
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Solution
The fourth proportional to 331,017,018.42, 496,539,502.56 and 97,848,263.82 is: 146,776,526.70
Step by Step Solution
- Step 1: Write the proportion equation
331,017,018.42 : 496,539,502.56 = 97,848,263.82 : x - Step 2: Convert to fraction form
331,017,018.42/496,539,502.56 = 97,848,263.82/x - Step 3: Cross multiply
331,017,018.42x = 496,539,502.56 × 97,848,263.82 - Step 4: Simplify right side
331,017,018.42x = 48,585,528,243,542,440 - Step 5: Solve for x
x = 48,585,528,243,542,440/331,017,018.42 - Step 6: Final answer
x = 146,776,526.70
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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.