Finding the Fourth Proportional to 499,243,611.74, 748,967,553.93 and 171,676,583.35
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Solution
The fourth proportional to 499,243,611.74, 748,967,553.93 and 171,676,583.35 is: 257,549,996.99
Step by Step Solution
- Step 1: Write the proportion equation
499,243,611.74 : 748,967,553.93 = 171,676,583.35 : x - Step 2: Convert to fraction form
499,243,611.74/748,967,553.93 = 171,676,583.35/x - Step 3: Cross multiply
499,243,611.74x = 748,967,553.93 × 171,676,583.35 - Step 4: Simplify right side
499,243,611.74x = 128,580,190,698,709,248 - Step 5: Solve for x
x = 128,580,190,698,709,248/499,243,611.74 - Step 6: Final answer
x = 257,549,996.99
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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.