Finding the Fourth Proportional to 1,636,727,489.34, 2,456,643,383.10 and 1,013,056,177.05
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Solution
The fourth proportional to 1,636,727,489.34, 2,456,643,383.10 and 1,013,056,177.05 is: 1,520,544,971.76
Step by Step Solution
- Step 1: Write the proportion equation
1,636,727,489.34 : 2,456,643,383.10 = 1,013,056,177.05 : x - Step 2: Convert to fraction form
1,636,727,489.34/2,456,643,383.10 = 1,013,056,177.05/x - Step 3: Cross multiply
1,636,727,489.34x = 2,456,643,383.10 × 1,013,056,177.05 - Step 4: Simplify right side
1,636,727,489.34x = 2,488,717,754,058,464,256 - Step 5: Solve for x
x = 2,488,717,754,058,464,256/1,636,727,489.34 - Step 6: Final answer
x = 1,520,544,971.76
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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.