Finding the Fourth Proportional to 1,792,924,081.65, 2,474,238,534.26 and 1,000,021,167.99
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Solution
The fourth proportional to 1,792,924,081.65, 2,474,238,534.26 and 1,000,021,167.99 is: 1,380,031,053.31
Step by Step Solution
- Step 1: Write the proportion equation
1,792,924,081.65 : 2,474,238,534.26 = 1,000,021,167.99 : x - Step 2: Convert to fraction form
1,792,924,081.65/2,474,238,534.26 = 1,000,021,167.99/x - Step 3: Cross multiply
1,792,924,081.65x = 2,474,238,534.26 × 1,000,021,167.99 - Step 4: Simplify right side
1,792,924,081.65x = 2,474,290,908,911,550,976 - Step 5: Solve for x
x = 2,474,290,908,911,550,976/1,792,924,081.65 - Step 6: Final answer
x = 1,380,031,053.31
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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.