Finding the Fourth Proportional to 7,641,843,477,568.40, 11,464,375,313,020 and 2,478,285,869,854.80
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Solution
The fourth proportional to 7,641,843,477,568.40, 11,464,375,313,020 and 2,478,285,869,854.80 is: 3,717,950,966,722.79
Step by Step Solution
- Step 1: Write the proportion equation
7,641,843,477,568.40 : 11,464,375,313,020 = 2,478,285,869,854.80 : x - Step 2: Convert to fraction form
7,641,843,477,568.40/11,464,375,313,020 = 2,478,285,869,854.80/x - Step 3: Cross multiply
7,641,843,477,568.40x = 11,464,375,313,020 × 2,478,285,869,854.80 - Step 4: Simplify right side
7,641,843,477,568.40x = 28,411,999,344,969,663,343,755,264 - Step 5: Solve for x
x = 28,411,999,344,969,663,343,755,264/7,641,843,477,568.40 - Step 6: Final answer
x = 3,717,950,966,722.79
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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.