Finding the Fourth Proportional to 118,488,394.74, 177,668,686.75 and 53,756,881.05
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Solution
The fourth proportional to 118,488,394.74, 177,668,686.75 and 53,756,881.05 is: 80,606,328.42
Step by Step Solution
- Step 1: Write the proportion equation
118,488,394.74 : 177,668,686.75 = 53,756,881.05 : x - Step 2: Convert to fraction form
118,488,394.74/177,668,686.75 = 53,756,881.05/x - Step 3: Cross multiply
118,488,394.74x = 177,668,686.75 × 53,756,881.05 - Step 4: Simplify right side
118,488,394.74x = 9,550,914,459,713,522 - Step 5: Solve for x
x = 9,550,914,459,713,522/118,488,394.74 - Step 6: Final answer
x = 80,606,328.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.