Finding the Fourth Proportional to 207,547,325,958.88, 286,407,633,866.16 and 112,498,125,257.44
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Solution
The fourth proportional to 207,547,325,958.88, 286,407,633,866.16 and 112,498,125,257.44 is: 155,243,252,210.08
Step by Step Solution
- Step 1: Write the proportion equation
207,547,325,958.88 : 286,407,633,866.16 = 112,498,125,257.44 : x - Step 2: Convert to fraction form
207,547,325,958.88/286,407,633,866.16 = 112,498,125,257.44/x - Step 3: Cross multiply
207,547,325,958.88x = 286,407,633,866.16 × 112,498,125,257.44 - Step 4: Simplify right side
207,547,325,958.88x = 32,220,321,869,362,280,529,920 - Step 5: Solve for x
x = 32,220,321,869,362,280,529,920/207,547,325,958.88 - Step 6: Final answer
x = 155,243,252,210.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.