Finding the Fourth Proportional to 693,042,249, 1,039,553,577.36 and 168,415,207.14
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Solution
The fourth proportional to 693,042,249, 1,039,553,577.36 and 168,415,207.14 is: 252,620,430.16
Step by Step Solution
- Step 1: Write the proportion equation
693,042,249 : 1,039,553,577.36 = 168,415,207.14 : x - Step 2: Convert to fraction form
693,042,249/1,039,553,577.36 = 168,415,207.14/x - Step 3: Cross multiply
693,042,249x = 1,039,553,577.36 × 168,415,207.14 - Step 4: Simplify right side
693,042,249x = 175,076,631,064,212,416 - Step 5: Solve for x
x = 175,076,631,064,212,416/693,042,249 - Step 6: Final answer
x = 252,620,430.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.