Finding the Fourth Proportional to 1,165,866,207.58, 1,748,541,349.05 and 336,639,854.80
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Solution
The fourth proportional to 1,165,866,207.58, 1,748,541,349.05 and 336,639,854.80 is: 504,885,296.47
Step by Step Solution
- Step 1: Write the proportion equation
1,165,866,207.58 : 1,748,541,349.05 = 336,639,854.80 : x - Step 2: Convert to fraction form
1,165,866,207.58/1,748,541,349.05 = 336,639,854.80/x - Step 3: Cross multiply
1,165,866,207.58x = 1,748,541,349.05 × 336,639,854.80 - Step 4: Simplify right side
1,165,866,207.58x = 588,628,705,855,988,096 - Step 5: Solve for x
x = 588,628,705,855,988,096/1,165,866,207.58 - Step 6: Final answer
x = 504,885,296.47
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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.