Finding the Fourth Proportional to 585,041,158.68, 877,306,614.72 and 221,280,423
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Solution
The fourth proportional to 585,041,158.68, 877,306,614.72 and 221,280,423 is: 331,824,139.08
Step by Step Solution
- Step 1: Write the proportion equation
585,041,158.68 : 877,306,614.72 = 221,280,423 : x - Step 2: Convert to fraction form
585,041,158.68/877,306,614.72 = 221,280,423/x - Step 3: Cross multiply
585,041,158.68x = 877,306,614.72 × 221,280,423 - Step 4: Simplify right side
585,041,158.68x = 194,130,778,805,939,648 - Step 5: Solve for x
x = 194,130,778,805,939,648/585,041,158.68 - Step 6: Final answer
x = 331,824,139.08
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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.