Finding the Fourth Proportional to 1,340,462,973.64, 1,849,855,927.44 and 737,702,996.08
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Solution
The fourth proportional to 1,340,462,973.64, 1,849,855,927.44 and 737,702,996.08 is: 1,018,039,503.38
Step by Step Solution
- Step 1: Write the proportion equation
1,340,462,973.64 : 1,849,855,927.44 = 737,702,996.08 : x - Step 2: Convert to fraction form
1,340,462,973.64/1,849,855,927.44 = 737,702,996.08/x - Step 3: Cross multiply
1,340,462,973.64x = 1,849,855,927.44 × 737,702,996.08 - Step 4: Simplify right side
1,340,462,973.64x = 1,364,644,259,988,835,328 - Step 5: Solve for x
x = 1,364,644,259,988,835,328/1,340,462,973.64 - Step 6: Final answer
x = 1,018,039,503.38
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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.