Finding the Fourth Proportional to 536,219,422.50, 739,991,652.10 and 294,825,597.08
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Solution
The fourth proportional to 536,219,422.50, 739,991,652.10 and 294,825,597.08 is: 406,864,189.38
Step by Step Solution
- Step 1: Write the proportion equation
536,219,422.50 : 739,991,652.10 = 294,825,597.08 : x - Step 2: Convert to fraction form
536,219,422.50/739,991,652.10 = 294,825,597.08/x - Step 3: Cross multiply
536,219,422.50x = 739,991,652.10 × 294,825,597.08 - Step 4: Simplify right side
536,219,422.50x = 218,168,480,663,124,000 - Step 5: Solve for x
x = 218,168,480,663,124,000/536,219,422.50 - Step 6: Final answer
x = 406,864,189.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.