Finding the Fourth Proportional to 636,657,280.98, 954,985,921.06 and 176,595,450.08
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Solution
The fourth proportional to 636,657,280.98, 954,985,921.06 and 176,595,450.08 is: 264,893,175.01
Step by Step Solution
- Step 1: Write the proportion equation
636,657,280.98 : 954,985,921.06 = 176,595,450.08 : x - Step 2: Convert to fraction form
636,657,280.98/954,985,921.06 = 176,595,450.08/x - Step 3: Cross multiply
636,657,280.98x = 954,985,921.06 × 176,595,450.08 - Step 4: Simplify right side
636,657,280.98x = 168,646,168,549,654,048 - Step 5: Solve for x
x = 168,646,168,549,654,048/636,657,280.98 - Step 6: Final answer
x = 264,893,175.01
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1.5x scale
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.