Finding the Fourth Proportional to 1,916,574,708.35, 2,644,898,795.75 and 1,081,196,695.55
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Solution
The fourth proportional to 1,916,574,708.35, 2,644,898,795.75 and 1,081,196,695.55 is: 1,492,065,936.99
Step by Step Solution
- Step 1: Write the proportion equation
1,916,574,708.35 : 2,644,898,795.75 = 1,081,196,695.55 : x - Step 2: Convert to fraction form
1,916,574,708.35/2,644,898,795.75 = 1,081,196,695.55/x - Step 3: Cross multiply
1,916,574,708.35x = 2,644,898,795.75 × 1,081,196,695.55 - Step 4: Simplify right side
1,916,574,708.35x = 2,859,655,838,038,389,760 - Step 5: Solve for x
x = 2,859,655,838,038,389,760/1,916,574,708.35 - Step 6: Final answer
x = 1,492,065,936.99
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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.