Finding the Fourth Proportional to 351,056,655.56, 484,459,803.06 and 194,420,478.80
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Solution
The fourth proportional to 351,056,655.56, 484,459,803.06 and 194,420,478.80 is: 268,301,157.03
Step by Step Solution
- Step 1: Write the proportion equation
351,056,655.56 : 484,459,803.06 = 194,420,478.80 : x - Step 2: Convert to fraction form
351,056,655.56/484,459,803.06 = 194,420,478.80/x - Step 3: Cross multiply
351,056,655.56x = 484,459,803.06 × 194,420,478.80 - Step 4: Simplify right side
351,056,655.56x = 94,188,906,870,760,976 - Step 5: Solve for x
x = 94,188,906,870,760,976/351,056,655.56 - Step 6: Final answer
x = 268,301,157.03
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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.