Finding the Fourth Proportional to 2,501,524,802.56, 3,752,863,651.68 and 865,749,398.08
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Solution
The fourth proportional to 2,501,524,802.56, 3,752,863,651.68 and 865,749,398.08 is: 1,298,823,599.19
Step by Step Solution
- Step 1: Write the proportion equation
2,501,524,802.56 : 3,752,863,651.68 = 865,749,398.08 : x - Step 2: Convert to fraction form
2,501,524,802.56/3,752,863,651.68 = 865,749,398.08/x - Step 3: Cross multiply
2,501,524,802.56x = 3,752,863,651.68 × 865,749,398.08 - Step 4: Simplify right side
2,501,524,802.56x = 3,249,039,447,518,270,976 - Step 5: Solve for x
x = 3,249,039,447,518,270,976/2,501,524,802.56 - Step 6: Final answer
x = 1,298,823,599.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.