Finding the Fourth Proportional to 1,884,573,613.44, 2,828,151,690.24 and 657,742,064.64
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Solution
The fourth proportional to 1,884,573,613.44, 2,828,151,690.24 and 657,742,064.64 is: 987,063,767.95
Step by Step Solution
- Step 1: Write the proportion equation
1,884,573,613.44 : 2,828,151,690.24 = 657,742,064.64 : x - Step 2: Convert to fraction form
1,884,573,613.44/2,828,151,690.24 = 657,742,064.64/x - Step 3: Cross multiply
1,884,573,613.44x = 2,828,151,690.24 × 657,742,064.64 - Step 4: Simplify right side
1,884,573,613.44x = 1,860,194,331,853,563,136 - Step 5: Solve for x
x = 1,860,194,331,853,563,136/1,884,573,613.44 - Step 6: Final answer
x = 987,063,767.95
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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.