Finding the Fourth Proportional to 125,864,029.05, 173,694,159.56 and 72,227,430.91
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Solution
The fourth proportional to 125,864,029.05, 173,694,159.56 and 72,227,430.91 is: 99,674,887.29
Step by Step Solution
- Step 1: Write the proportion equation
125,864,029.05 : 173,694,159.56 = 72,227,430.91 : x - Step 2: Convert to fraction form
125,864,029.05/173,694,159.56 = 72,227,430.91/x - Step 3: Cross multiply
125,864,029.05x = 173,694,159.56 × 72,227,430.91 - Step 4: Simplify right side
125,864,029.05x = 12,545,482,909,623,888 - Step 5: Solve for x
x = 12,545,482,909,623,888/125,864,029.05 - Step 6: Final answer
x = 99,674,887.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.