Finding the Fourth Proportional to 1,159,818,005.24, 1,600,886,116.11 and 757,992,202.03
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Solution
The fourth proportional to 1,159,818,005.24, 1,600,886,116.11 and 757,992,202.03 is: 1,046,249,658.88
Step by Step Solution
- Step 1: Write the proportion equation
1,159,818,005.24 : 1,600,886,116.11 = 757,992,202.03 : x - Step 2: Convert to fraction form
1,159,818,005.24/1,600,886,116.11 = 757,992,202.03/x - Step 3: Cross multiply
1,159,818,005.24x = 1,600,886,116.11 × 757,992,202.03 - Step 4: Simplify right side
1,159,818,005.24x = 1,213,459,192,349,473,024 - Step 5: Solve for x
x = 1,213,459,192,349,473,024/1,159,818,005.24 - Step 6: Final answer
x = 1,046,249,658.88
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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.