Finding the Fourth Proportional to 351,056,656.31, 484,459,804.10 and 194,420,479.55
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Solution
The fourth proportional to 351,056,656.31, 484,459,804.10 and 194,420,479.55 is: 268,301,158.07
Step by Step Solution
- Step 1: Write the proportion equation
351,056,656.31 : 484,459,804.10 = 194,420,479.55 : x - Step 2: Convert to fraction form
351,056,656.31/484,459,804.10 = 194,420,479.55/x - Step 3: Cross multiply
351,056,656.31x = 484,459,804.10 × 194,420,479.55 - Step 4: Simplify right side
351,056,656.31x = 94,188,907,436,060,112 - Step 5: Solve for x
x = 94,188,907,436,060,112/351,056,656.31 - Step 6: Final answer
x = 268,301,158.07
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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.