Finding the Fourth Proportional to 265,735,494.26, 366,645,823.86 and 155,668,158.26
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Solution
The fourth proportional to 265,735,494.26, 366,645,823.86 and 155,668,158.26 is: 214,781,545.43
Step by Step Solution
- Step 1: Write the proportion equation
265,735,494.26 : 366,645,823.86 = 155,668,158.26 : x - Step 2: Convert to fraction form
265,735,494.26/366,645,823.86 = 155,668,158.26/x - Step 3: Cross multiply
265,735,494.26x = 366,645,823.86 × 155,668,158.26 - Step 4: Simplify right side
265,735,494.26x = 57,075,080,134,006,560 - Step 5: Solve for x
x = 57,075,080,134,006,560/265,735,494.26 - Step 6: Final answer
x = 214,781,545.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.