Finding the Fourth Proportional to 240,402,134.22, 331,751,689.77 and 134,555,518.07
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Solution
The fourth proportional to 240,402,134.22, 331,751,689.77 and 134,555,518.07 is: 185,684,792.83
Step by Step Solution
- Step 1: Write the proportion equation
240,402,134.22 : 331,751,689.77 = 134,555,518.07 : x - Step 2: Convert to fraction form
240,402,134.22/331,751,689.77 = 134,555,518.07/x - Step 3: Cross multiply
240,402,134.22x = 331,751,689.77 × 134,555,518.07 - Step 4: Simplify right side
240,402,134.22x = 44,639,020,487,690,160 - Step 5: Solve for x
x = 44,639,020,487,690,160/240,402,134.22 - Step 6: Final answer
x = 185,684,792.83
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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.