Finding the Fourth Proportional to 1,353,228,354.09, 1,867,421,796.30 and 750,395,646.09
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Solution
The fourth proportional to 1,353,228,354.09, 1,867,421,796.30 and 750,395,646.09 is: 1,035,527,508.06
Step by Step Solution
- Step 1: Write the proportion equation
1,353,228,354.09 : 1,867,421,796.30 = 750,395,646.09 : x - Step 2: Convert to fraction form
1,353,228,354.09/1,867,421,796.30 = 750,395,646.09/x - Step 3: Cross multiply
1,353,228,354.09x = 1,867,421,796.30 × 750,395,646.09 - Step 4: Simplify right side
1,353,228,354.09x = 1,401,305,185,347,749,888 - Step 5: Solve for x
x = 1,401,305,185,347,749,888/1,353,228,354.09 - Step 6: Final answer
x = 1,035,527,508.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.