Finding the Fourth Proportional to 1,820,964,377.46, 2,731,453,652.07 and 440,776,671.06
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Solution
The fourth proportional to 1,820,964,377.46, 2,731,453,652.07 and 440,776,671.06 is: 661,166,721.77
Step by Step Solution
- Step 1: Write the proportion equation
1,820,964,377.46 : 2,731,453,652.07 = 440,776,671.06 : x - Step 2: Convert to fraction form
1,820,964,377.46/2,731,453,652.07 = 440,776,671.06/x - Step 3: Cross multiply
1,820,964,377.46x = 2,731,453,652.07 × 440,776,671.06 - Step 4: Simplify right side
1,820,964,377.46x = 1,203,961,047,914,094,080 - Step 5: Solve for x
x = 1,203,961,047,914,094,080/1,820,964,377.46 - Step 6: Final answer
x = 661,166,721.77
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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.