Finding the Fourth Proportional to 319,214,049.80, 478,835,344.87 and 97,869,463.79
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Solution
The fourth proportional to 319,214,049.80, 478,835,344.87 and 97,869,463.79 is: 146,808,570.84
Step by Step Solution
- Step 1: Write the proportion equation
319,214,049.80 : 478,835,344.87 = 97,869,463.79 : x - Step 2: Convert to fraction form
319,214,049.80/478,835,344.87 = 97,869,463.79/x - Step 3: Cross multiply
319,214,049.80x = 478,835,344.87 × 97,869,463.79 - Step 4: Simplify right side
319,214,049.80x = 46,863,358,443,487,776 - Step 5: Solve for x
x = 46,863,358,443,487,776/319,214,049.80 - Step 6: Final answer
x = 146,808,570.84
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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.