Finding the Fourth Proportional to 1,586,742,158.08, 2,380,250,094.72 and 437,884,814.08
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Solution
The fourth proportional to 1,586,742,158.08, 2,380,250,094.72 and 437,884,814.08 is: 656,864,988.99
Step by Step Solution
- Step 1: Write the proportion equation
1,586,742,158.08 : 2,380,250,094.72 = 437,884,814.08 : x - Step 2: Convert to fraction form
1,586,742,158.08/2,380,250,094.72 = 437,884,814.08/x - Step 3: Cross multiply
1,586,742,158.08x = 2,380,250,094.72 × 437,884,814.08 - Step 4: Simplify right side
1,586,742,158.08x = 1,042,275,370,190,369,408 - Step 5: Solve for x
x = 1,042,275,370,190,369,408/1,586,742,158.08 - Step 6: Final answer
x = 656,864,988.99
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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.