Finding the Fourth Proportional to 276,459,126.64, 414,750,543.18 and 103,937,435.08
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Solution
The fourth proportional to 276,459,126.64, 414,750,543.18 and 103,937,435.08 is: 155,929,406.93
Step by Step Solution
- Step 1: Write the proportion equation
276,459,126.64 : 414,750,543.18 = 103,937,435.08 : x - Step 2: Convert to fraction form
276,459,126.64/414,750,543.18 = 103,937,435.08/x - Step 3: Cross multiply
276,459,126.64x = 414,750,543.18 × 103,937,435.08 - Step 4: Simplify right side
276,459,126.64x = 43,108,107,656,165,984 - Step 5: Solve for x
x = 43,108,107,656,165,984/276,459,126.64 - Step 6: Final answer
x = 155,929,406.93
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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.