Finding the Fourth Proportional to 636,657,278.97, 954,985,918.05 and 176,595,448.08
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Solution
The fourth proportional to 636,657,278.97, 954,985,918.05 and 176,595,448.08 is: 264,893,172.01
Step by Step Solution
- Step 1: Write the proportion equation
636,657,278.97 : 954,985,918.05 = 176,595,448.08 : x - Step 2: Convert to fraction form
636,657,278.97/954,985,918.05 = 176,595,448.08/x - Step 3: Cross multiply
636,657,278.97x = 954,985,918.05 × 176,595,448.08 - Step 4: Simplify right side
636,657,278.97x = 168,646,166,108,129,920 - Step 5: Solve for x
x = 168,646,166,108,129,920/636,657,278.97 - Step 6: Final answer
x = 264,893,172.01
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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.