Finding the Fourth Proportional to 89,071,422,187.08, 122,919,048,554.70 and 52,451,135,252.04
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Solution
The fourth proportional to 89,071,422,187.08, 122,919,048,554.70 and 52,451,135,252.04 is: 72,382,852,799.33
Step by Step Solution
- Step 1: Write the proportion equation
89,071,422,187.08 : 122,919,048,554.70 = 52,451,135,252.04 : x - Step 2: Convert to fraction form
89,071,422,187.08/122,919,048,554.70 = 52,451,135,252.04/x - Step 3: Cross multiply
89,071,422,187.08x = 122,919,048,554.70 × 52,451,135,252.04 - Step 4: Simplify right side
89,071,422,187.08x = 6,447,243,640,794,641,334,272 - Step 5: Solve for x
x = 6,447,243,640,794,641,334,272/89,071,422,187.08 - Step 6: Final answer
x = 72,382,852,799.33
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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.