Finding the Fourth Proportional to 3,129,306,151.21, 4,694,685,271.70 and 1,030,707,248.31
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Solution
The fourth proportional to 3,129,306,151.21, 4,694,685,271.70 and 1,030,707,248.31 is: 1,546,300,011.65
Step by Step Solution
- Step 1: Write the proportion equation
3,129,306,151.21 : 4,694,685,271.70 = 1,030,707,248.31 : x - Step 2: Convert to fraction form
3,129,306,151.21/4,694,685,271.70 = 1,030,707,248.31/x - Step 3: Cross multiply
3,129,306,151.21x = 4,694,685,271.70 × 1,030,707,248.31 - Step 4: Simplify right side
3,129,306,151.21x = 4,838,846,138,070,237,184 - Step 5: Solve for x
x = 4,838,846,138,070,237,184/3,129,306,151.21 - Step 6: Final answer
x = 1,546,300,011.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.