Finding the Fourth Proportional to 898,776,713,778.63, 1,348,021,560,291 and 261,920,143,541.97
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Solution
The fourth proportional to 898,776,713,778.63, 1,348,021,560,291 and 261,920,143,541.97 is: 392,838,393,737.08
Step by Step Solution
- Step 1: Write the proportion equation
898,776,713,778.63 : 1,348,021,560,291 = 261,920,143,541.97 : x - Step 2: Convert to fraction form
898,776,713,778.63/1,348,021,560,291 = 261,920,143,541.97/x - Step 3: Cross multiply
898,776,713,778.63x = 1,348,021,560,291 × 261,920,143,541.97 - Step 4: Simplify right side
898,776,713,778.63x = 353,074,000,569,089,113,718,784 - Step 5: Solve for x
x = 353,074,000,569,089,113,718,784/898,776,713,778.63 - Step 6: Final answer
x = 392,838,393,737.08
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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.