Finding the Fourth Proportional to 292,713,086,249.65, 438,550,187,675.58 and 122,357,143,253.17
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Solution
The fourth proportional to 292,713,086,249.65, 438,550,187,675.58 and 122,357,143,253.17 is: 183,318,582,795.99
Step by Step Solution
- Step 1: Write the proportion equation
292,713,086,249.65 : 438,550,187,675.58 = 122,357,143,253.17 : x - Step 2: Convert to fraction form
292,713,086,249.65/438,550,187,675.58 = 122,357,143,253.17/x - Step 3: Cross multiply
292,713,086,249.65x = 438,550,187,675.58 × 122,357,143,253.17 - Step 4: Simplify right side
292,713,086,249.65x = 53,659,748,137,125,529,255,936 - Step 5: Solve for x
x = 53,659,748,137,125,529,255,936/292,713,086,249.65 - Step 6: Final answer
x = 183,318,582,795.99
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1.5x scale
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.