Finding the Fourth Proportional to 189,633,854.12, 284,448,707.58 and 46,026,686.12
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Solution
The fourth proportional to 189,633,854.12, 284,448,707.58 and 46,026,686.12 is: 69,039,525.89
Step by Step Solution
- Step 1: Write the proportion equation
189,633,854.12 : 284,448,707.58 = 46,026,686.12 : x - Step 2: Convert to fraction form
189,633,854.12/284,448,707.58 = 46,026,686.12/x - Step 3: Cross multiply
189,633,854.12x = 284,448,707.58 × 46,026,686.12 - Step 4: Simplify right side
189,633,854.12x = 13,092,231,381,024,324 - Step 5: Solve for x
x = 13,092,231,381,024,324/189,633,854.12 - Step 6: Final answer
x = 69,039,525.89
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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.