Finding the Fourth Proportional to 1,635,742,925.80, 2,453,614,388.70 and 1,377,462,599.80
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Solution
The fourth proportional to 1,635,742,925.80, 2,453,614,388.70 and 1,377,462,599.80 is: 2,066,193,899.70
Step by Step Solution
- Step 1: Write the proportion equation
1,635,742,925.80 : 2,453,614,388.70 = 1,377,462,599.80 : x - Step 2: Convert to fraction form
1,635,742,925.80/2,453,614,388.70 = 1,377,462,599.80/x - Step 3: Cross multiply
1,635,742,925.80x = 2,453,614,388.70 × 1,377,462,599.80 - Step 4: Simplify right side
1,635,742,925.80x = 3,379,762,054,765,389,312 - Step 5: Solve for x
x = 3,379,762,054,765,389,312/1,635,742,925.80 - Step 6: Final answer
x = 2,066,193,899.70
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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.