Finding the Fourth Proportional to 450,852,242.97, 676,509,758.63 and 214,769,124.98
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Solution
The fourth proportional to 450,852,242.97, 676,509,758.63 and 214,769,124.98 is: 322,263,914.98
Step by Step Solution
- Step 1: Write the proportion equation
450,852,242.97 : 676,509,758.63 = 214,769,124.98 : x - Step 2: Convert to fraction form
450,852,242.97/676,509,758.63 = 214,769,124.98/x - Step 3: Cross multiply
450,852,242.97x = 676,509,758.63 × 214,769,124.98 - Step 4: Simplify right side
450,852,242.97x = 145,293,408,900,281,984 - Step 5: Solve for x
x = 145,293,408,900,281,984/450,852,242.97 - Step 6: Final answer
x = 322,263,914.98
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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.