Finding the Fourth Proportional to 1,873,934,753.70, 2,586,030,205.32 and 1,038,613,252.98
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Solution
The fourth proportional to 1,873,934,753.70, 2,586,030,205.32 and 1,038,613,252.98 is: 1,433,286,425.02
Step by Step Solution
- Step 1: Write the proportion equation
1,873,934,753.70 : 2,586,030,205.32 = 1,038,613,252.98 : x - Step 2: Convert to fraction form
1,873,934,753.70/2,586,030,205.32 = 1,038,613,252.98/x - Step 3: Cross multiply
1,873,934,753.70x = 2,586,030,205.32 × 1,038,613,252.98 - Step 4: Simplify right side
1,873,934,753.70x = 2,685,885,243,851,942,912 - Step 5: Solve for x
x = 2,685,885,243,851,942,912/1,873,934,753.70 - Step 6: Final answer
x = 1,433,286,425.02
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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.