Finding the Fourth Proportional to 1,087,416,670.44, 1,631,937,335.46 and 736,831,464.36
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Solution
The fourth proportional to 1,087,416,670.44, 1,631,937,335.46 and 736,831,464.36 is: 1,105,797,629.66
Step by Step Solution
- Step 1: Write the proportion equation
1,087,416,670.44 : 1,631,937,335.46 = 736,831,464.36 : x - Step 2: Convert to fraction form
1,087,416,670.44/1,631,937,335.46 = 736,831,464.36/x - Step 3: Cross multiply
1,087,416,670.44x = 1,631,937,335.46 × 736,831,464.36 - Step 4: Simplify right side
1,087,416,670.44x = 1,202,462,776,630,748,416 - Step 5: Solve for x
x = 1,202,462,776,630,748,416/1,087,416,670.44 - Step 6: Final answer
x = 1,105,797,629.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.