Finding the Fourth Proportional to 527,011,319,615.55, 727,379,921,282.52 and 341,842,506,702.31
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Solution
The fourth proportional to 527,011,319,615.55, 727,379,921,282.52 and 341,842,506,702.31 is: 471,810,312,912.32
Step by Step Solution
- Step 1: Write the proportion equation
527,011,319,615.55 : 727,379,921,282.52 = 341,842,506,702.31 : x - Step 2: Convert to fraction form
527,011,319,615.55/727,379,921,282.52 = 341,842,506,702.31/x - Step 3: Cross multiply
527,011,319,615.55x = 727,379,921,282.52 × 341,842,506,702.31 - Step 4: Simplify right side
527,011,319,615.55x = 248,649,375,616,145,568,038,912 - Step 5: Solve for x
x = 248,649,375,616,145,568,038,912/527,011,319,615.55 - Step 6: Final answer
x = 471,810,312,912.32
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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.