Finding the Fourth Proportional to 560,998,910.46, 774,163,645.83 and 313,482,298.62
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Solution
The fourth proportional to 560,998,910.46, 774,163,645.83 and 313,482,298.62 is: 432,597,273.68
Step by Step Solution
- Step 1: Write the proportion equation
560,998,910.46 : 774,163,645.83 = 313,482,298.62 : x - Step 2: Convert to fraction form
560,998,910.46/774,163,645.83 = 313,482,298.62/x - Step 3: Cross multiply
560,998,910.46x = 774,163,645.83 × 313,482,298.62 - Step 4: Simplify right side
560,998,910.46x = 242,686,599,202,828,000 - Step 5: Solve for x
x = 242,686,599,202,828,000/560,998,910.46 - Step 6: Final answer
x = 432,597,273.68
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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.