Finding the Fourth Proportional to 156,655,604.55, 234,902,310.44 and 70,319,667.99
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Solution
The fourth proportional to 156,655,604.55, 234,902,310.44 and 70,319,667.99 is: 105,443,099.39
Step by Step Solution
- Step 1: Write the proportion equation
156,655,604.55 : 234,902,310.44 = 70,319,667.99 : x - Step 2: Convert to fraction form
156,655,604.55/234,902,310.44 = 70,319,667.99/x - Step 3: Cross multiply
156,655,604.55x = 234,902,310.44 × 70,319,667.99 - Step 4: Simplify right side
156,655,604.55x = 16,518,252,479,873,112 - Step 5: Solve for x
x = 16,518,252,479,873,112/156,655,604.55 - Step 6: Final answer
x = 105,443,099.39
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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.