Finding the Fourth Proportional to 219,496,675,907.79, 329,243,685,887.09 and 119,403,660,437.01
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Solution
The fourth proportional to 219,496,675,907.79, 329,243,685,887.09 and 119,403,660,437.01 is: 179,104,768,252.65
Step by Step Solution
- Step 1: Write the proportion equation
219,496,675,907.79 : 329,243,685,887.09 = 119,403,660,437.01 : x - Step 2: Convert to fraction form
219,496,675,907.79/329,243,685,887.09 = 119,403,660,437.01/x - Step 3: Cross multiply
219,496,675,907.79x = 329,243,685,887.09 × 119,403,660,437.01 - Step 4: Simplify right side
219,496,675,907.79x = 39,312,901,270,691,674,849,280 - Step 5: Solve for x
x = 39,312,901,270,691,674,849,280/219,496,675,907.79 - Step 6: Final answer
x = 179,104,768,252.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.