Finding the Fourth Proportional to 708,273,602.20, 1,062,410,403.30 and 560,320,427.80
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Solution
The fourth proportional to 708,273,602.20, 1,062,410,403.30 and 560,320,427.80 is: 840,480,641.70
Step by Step Solution
- Step 1: Write the proportion equation
708,273,602.20 : 1,062,410,403.30 = 560,320,427.80 : x - Step 2: Convert to fraction form
708,273,602.20/1,062,410,403.30 = 560,320,427.80/x - Step 3: Cross multiply
708,273,602.20x = 1,062,410,403.30 × 560,320,427.80 - Step 4: Simplify right side
708,273,602.20x = 595,290,251,676,226,432 - Step 5: Solve for x
x = 595,290,251,676,226,432/708,273,602.20 - Step 6: Final answer
x = 840,480,641.70
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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.