Finding the Fourth Proportional to 156,258,283.36, 234,364,609.75 and 45,564,207.84
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Solution
The fourth proportional to 156,258,283.36, 234,364,609.75 and 45,564,207.84 is: 68,339,658.92
Step by Step Solution
- Step 1: Write the proportion equation
156,258,283.36 : 234,364,609.75 = 45,564,207.84 : x - Step 2: Convert to fraction form
156,258,283.36/234,364,609.75 = 45,564,207.84/x - Step 3: Cross multiply
156,258,283.36x = 234,364,609.75 × 45,564,207.84 - Step 4: Simplify right side
156,258,283.36x = 10,678,637,788,572,080 - Step 5: Solve for x
x = 10,678,637,788,572,080/156,258,283.36 - Step 6: Final answer
x = 68,339,658.92
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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.