Finding the Fourth Proportional to 1,462,492,337.10, 2,018,243,257.88 and 793,437,347.36
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Solution
The fourth proportional to 1,462,492,337.10, 2,018,243,257.88 and 793,437,347.36 is: 1,094,945,618.68
Step by Step Solution
- Step 1: Write the proportion equation
1,462,492,337.10 : 2,018,243,257.88 = 793,437,347.36 : x - Step 2: Convert to fraction form
1,462,492,337.10/2,018,243,257.88 = 793,437,347.36/x - Step 3: Cross multiply
1,462,492,337.10x = 2,018,243,257.88 × 793,437,347.36 - Step 4: Simplify right side
1,462,492,337.10x = 1,601,349,576,859,511,808 - Step 5: Solve for x
x = 1,601,349,576,859,511,808/1,462,492,337.10 - Step 6: Final answer
x = 1,094,945,618.68
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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.