Finding the Fourth Proportional to 292,832,412.32, 438,957,636.08 and 146,820,326.17
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Solution
The fourth proportional to 292,832,412.32, 438,957,636.08 and 146,820,326.17 is: 220,084,596.49
Step by Step Solution
- Step 1: Write the proportion equation
292,832,412.32 : 438,957,636.08 = 146,820,326.17 : x - Step 2: Convert to fraction form
292,832,412.32/438,957,636.08 = 146,820,326.17/x - Step 3: Cross multiply
292,832,412.32x = 438,957,636.08 × 146,820,326.17 - Step 4: Simplify right side
292,832,412.32x = 64,447,903,303,067,112 - Step 5: Solve for x
x = 64,447,903,303,067,112/292,832,412.32 - Step 6: Final answer
x = 220,084,596.49
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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.