Finding the Fourth Proportional to 1,462,492,406.54, 2,018,243,353.68 and 793,437,416.84
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Solution
The fourth proportional to 1,462,492,406.54, 2,018,243,353.68 and 793,437,416.84 is: 1,094,945,714.55
Step by Step Solution
- Step 1: Write the proportion equation
1,462,492,406.54 : 2,018,243,353.68 = 793,437,416.84 : x - Step 2: Convert to fraction form
1,462,492,406.54/2,018,243,353.68 = 793,437,416.84/x - Step 3: Cross multiply
1,462,492,406.54x = 2,018,243,353.68 × 793,437,416.84 - Step 4: Simplify right side
1,462,492,406.54x = 1,601,349,793,098,357,760 - Step 5: Solve for x
x = 1,601,349,793,098,357,760/1,462,492,406.54 - Step 6: Final answer
x = 1,094,945,714.55
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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.