Finding the Fourth Proportional to 156,973,191.84, 235,497,475.44 and 49,267,815.84
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Solution
The fourth proportional to 156,973,191.84, 235,497,475.44 and 49,267,815.84 is: 73,913,552.47
Step by Step Solution
- Step 1: Write the proportion equation
156,973,191.84 : 235,497,475.44 = 49,267,815.84 : x - Step 2: Convert to fraction form
156,973,191.84/235,497,475.44 = 49,267,815.84/x - Step 3: Cross multiply
156,973,191.84x = 235,497,475.44 × 49,267,815.84 - Step 4: Simplify right side
156,973,191.84x = 11,602,446,250,762,844 - Step 5: Solve for x
x = 11,602,446,250,762,844/156,973,191.84 - Step 6: Final answer
x = 73,913,552.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.