Finding the Fourth Proportional to 2,706,886,378.41, 4,059,541,870.86 and 1,048,423,764.12
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Solution
The fourth proportional to 2,706,886,378.41, 4,059,541,870.86 and 1,048,423,764.12 is: 1,572,330,557.65
Step by Step Solution
- Step 1: Write the proportion equation
2,706,886,378.41 : 4,059,541,870.86 = 1,048,423,764.12 : x - Step 2: Convert to fraction form
2,706,886,378.41/4,059,541,870.86 = 1,048,423,764.12/x - Step 3: Cross multiply
2,706,886,378.41x = 4,059,541,870.86 × 1,048,423,764.12 - Step 4: Simplify right side
2,706,886,378.41x = 4,256,120,168,849,788,416 - Step 5: Solve for x
x = 4,256,120,168,849,788,416/2,706,886,378.41 - Step 6: Final answer
x = 1,572,330,557.65
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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.