Finding the Fourth Proportional to 585,041,165.68, 877,306,625.22 and 221,280,430
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Solution
The fourth proportional to 585,041,165.68, 877,306,625.22 and 221,280,430 is: 331,824,149.58
Step by Step Solution
- Step 1: Write the proportion equation
585,041,165.68 : 877,306,625.22 = 221,280,430 : x - Step 2: Convert to fraction form
585,041,165.68/877,306,625.22 = 221,280,430/x - Step 3: Cross multiply
585,041,165.68x = 877,306,625.22 × 221,280,430 - Step 4: Simplify right side
585,041,165.68x = 194,130,787,270,530,464 - Step 5: Solve for x
x = 194,130,787,270,530,464/585,041,165.68 - Step 6: Final answer
x = 331,824,149.58
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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.