Finding the Fourth Proportional to 163,750,475.80, 245,625,713.70 and 42,581,927.80
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Solution
The fourth proportional to 163,750,475.80, 245,625,713.70 and 42,581,927.80 is: 63,872,891.70
Step by Step Solution
- Step 1: Write the proportion equation
163,750,475.80 : 245,625,713.70 = 42,581,927.80 : x - Step 2: Convert to fraction form
163,750,475.80/245,625,713.70 = 42,581,927.80/x - Step 3: Cross multiply
163,750,475.80x = 245,625,713.70 × 42,581,927.80 - Step 4: Simplify right side
163,750,475.80x = 10,459,216,406,596,870 - Step 5: Solve for x
x = 10,459,216,406,596,870/163,750,475.80 - Step 6: Final answer
x = 63,872,891.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.