Finding the Fourth Proportional to 4,176,240,379.92, 5,763,363,254.19 and 2,392,438,586.76
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Solution
The fourth proportional to 4,176,240,379.92, 5,763,363,254.19 and 2,392,438,586.76 is: 3,301,652,056.51
Step by Step Solution
- Step 1: Write the proportion equation
4,176,240,379.92 : 5,763,363,254.19 = 2,392,438,586.76 : x - Step 2: Convert to fraction form
4,176,240,379.92/5,763,363,254.19 = 2,392,438,586.76/x - Step 3: Cross multiply
4,176,240,379.92x = 5,763,363,254.19 × 2,392,438,586.76 - Step 4: Simplify right side
4,176,240,379.92x = 13,788,492,638,838,839,296 - Step 5: Solve for x
x = 13,788,492,638,838,839,296/4,176,240,379.92 - Step 6: Final answer
x = 3,301,652,056.51
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1.5x scale
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.