Finding the Fourth Proportional to 560,998,907.46, 774,163,641.69 and 313,482,295.62
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Solution
The fourth proportional to 560,998,907.46, 774,163,641.69 and 313,482,295.62 is: 432,597,269.54
Step by Step Solution
- Step 1: Write the proportion equation
560,998,907.46 : 774,163,641.69 = 313,482,295.62 : x - Step 2: Convert to fraction form
560,998,907.46/774,163,641.69 = 313,482,295.62/x - Step 3: Cross multiply
560,998,907.46x = 774,163,641.69 × 313,482,295.62 - Step 4: Simplify right side
560,998,907.46x = 242,686,595,582,520,352 - Step 5: Solve for x
x = 242,686,595,582,520,352/560,998,907.46 - Step 6: Final answer
x = 432,597,269.54
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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.