Finding the Fourth Proportional to 93,022,271, 128,369,480.10 and 51,769,152.44
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Solution
The fourth proportional to 93,022,271, 128,369,480.10 and 51,769,152.44 is: 71,440,732.55
Step by Step Solution
- Step 1: Write the proportion equation
93,022,271 : 128,369,480.10 = 51,769,152.44 : x - Step 2: Convert to fraction form
93,022,271/128,369,480.10 = 51,769,152.44/x - Step 3: Cross multiply
93,022,271x = 128,369,480.10 × 51,769,152.44 - Step 4: Simplify right side
93,022,271x = 6,645,579,183,940,446 - Step 5: Solve for x
x = 6,645,579,183,940,446/93,022,271 - Step 6: Final answer
x = 71,440,732.55
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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.