Finding the Fourth Proportional to 1,973,546,164.81, 2,960,291,351.04 and 479,588,690.08
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Solution
The fourth proportional to 1,973,546,164.81, 2,960,291,351.04 and 479,588,690.08 is: 719,376,256.11
Step by Step Solution
- Step 1: Write the proportion equation
1,973,546,164.81 : 2,960,291,351.04 = 479,588,690.08 : x - Step 2: Convert to fraction form
1,973,546,164.81/2,960,291,351.04 = 479,588,690.08/x - Step 3: Cross multiply
1,973,546,164.81x = 2,960,291,351.04 × 479,588,690.08 - Step 4: Simplify right side
1,973,546,164.81x = 1,419,722,251,300,427,008 - Step 5: Solve for x
x = 1,419,722,251,300,427,008/1,973,546,164.81 - Step 6: Final answer
x = 719,376,256.11
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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.