Finding the Fourth Proportional to 3,165,741,305.46, 4,748,652,370.04 and 836,658,164.81
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Solution
The fourth proportional to 3,165,741,305.46, 4,748,652,370.04 and 836,658,164.81 is: 1,254,997,927.47
Step by Step Solution
- Step 1: Write the proportion equation
3,165,741,305.46 : 4,748,652,370.04 = 836,658,164.81 : x - Step 2: Convert to fraction form
3,165,741,305.46/4,748,652,370.04 = 836,658,164.81/x - Step 3: Cross multiply
3,165,741,305.46x = 4,748,652,370.04 × 836,658,164.81 - Step 4: Simplify right side
3,165,741,305.46x = 3,972,998,777,246,011,392 - Step 5: Solve for x
x = 3,972,998,777,246,011,392/3,165,741,305.46 - Step 6: Final answer
x = 1,254,997,927.47
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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.