Finding the Fourth Proportional to 202,522,937.18, 279,482,994.84 and 109,703,444.11
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Solution
The fourth proportional to 202,522,937.18, 279,482,994.84 and 109,703,444.11 is: 151,391,479.56
Step by Step Solution
- Step 1: Write the proportion equation
202,522,937.18 : 279,482,994.84 = 109,703,444.11 : x - Step 2: Convert to fraction form
202,522,937.18/279,482,994.84 = 109,703,444.11/x - Step 3: Cross multiply
202,522,937.18x = 279,482,994.84 × 109,703,444.11 - Step 4: Simplify right side
202,522,937.18x = 30,660,247,103,838,040 - Step 5: Solve for x
x = 30,660,247,103,838,040/202,522,937.18 - Step 6: Final answer
x = 151,391,479.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.