Finding the Fourth Proportional to 16,211,766,228.54, 22,360,704,201.87 and 14,877,963,479.94
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Solution
The fourth proportional to 16,211,766,228.54, 22,360,704,201.87 and 14,877,963,479.94 is: 20,521,005,287.84
Step by Step Solution
- Step 1: Write the proportion equation
16,211,766,228.54 : 22,360,704,201.87 = 14,877,963,479.94 : x - Step 2: Convert to fraction form
16,211,766,228.54/22,360,704,201.87 = 14,877,963,479.94/x - Step 3: Cross multiply
16,211,766,228.54x = 22,360,704,201.87 × 14,877,963,479.94 - Step 4: Simplify right side
16,211,766,228.54x = 332,681,740,501,162,786,816 - Step 5: Solve for x
x = 332,681,740,501,162,786,816/16,211,766,228.54 - Step 6: Final answer
x = 20,521,005,287.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.