Finding the Fourth Proportional to 1,397,330,246.43, 2,095,773,246.99 and 464,575,511.88
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Solution
The fourth proportional to 1,397,330,246.43, 2,095,773,246.99 and 464,575,511.88 is: 696,789,417.89
Step by Step Solution
- Step 1: Write the proportion equation
1,397,330,246.43 : 2,095,773,246.99 = 464,575,511.88 : x - Step 2: Convert to fraction form
1,397,330,246.43/2,095,773,246.99 = 464,575,511.88/x - Step 3: Cross multiply
1,397,330,246.43x = 2,095,773,246.99 × 464,575,511.88 - Step 4: Simplify right side
1,397,330,246.43x = 973,644,929,004,788,864 - Step 5: Solve for x
x = 973,644,929,004,788,864/1,397,330,246.43 - Step 6: Final answer
x = 696,789,417.89
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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.