Finding the Fourth Proportional to 1,192,406,200.68, 1,788,803,433.84 and 352,133,937.02
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Solution
The fourth proportional to 1,192,406,200.68, 1,788,803,433.84 and 352,133,937.02 is: 528,258,235.62
Step by Step Solution
- Step 1: Write the proportion equation
1,192,406,200.68 : 1,788,803,433.84 = 352,133,937.02 : x - Step 2: Convert to fraction form
1,192,406,200.68/1,788,803,433.84 = 352,133,937.02/x - Step 3: Cross multiply
1,192,406,200.68x = 1,788,803,433.84 × 352,133,937.02 - Step 4: Simplify right side
1,192,406,200.68x = 629,898,395,712,974,208 - Step 5: Solve for x
x = 629,898,395,712,974,208/1,192,406,200.68 - Step 6: Final answer
x = 528,258,235.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.