Finding the Fourth Proportional to 348,055,250,042.57, 480,316,268,156.17 and 193,727,617,605.90
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Solution
The fourth proportional to 348,055,250,042.57, 480,316,268,156.17 and 193,727,617,605.90 is: 267,344,125,152.17
Step by Step Solution
- Step 1: Write the proportion equation
348,055,250,042.57 : 480,316,268,156.17 = 193,727,617,605.90 : x - Step 2: Convert to fraction form
348,055,250,042.57/480,316,268,156.17 = 193,727,617,605.90/x - Step 3: Cross multiply
348,055,250,042.57x = 480,316,268,156.17 × 193,727,617,605.90 - Step 4: Simplify right side
348,055,250,042.57x = 93,050,526,327,251,417,432,064 - Step 5: Solve for x
x = 93,050,526,327,251,417,432,064/348,055,250,042.57 - Step 6: Final answer
x = 267,344,125,152.17
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1.5x scale
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.