Finding the Fourth Proportional to 268,372,753,901.11, 402,556,477,992.66 and 122,953,803,422.19
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Solution
The fourth proportional to 268,372,753,901.11, 402,556,477,992.66 and 122,953,803,422.19 is: 184,429,489,737.54
Step by Step Solution
- Step 1: Write the proportion equation
268,372,753,901.11 : 402,556,477,992.66 = 122,953,803,422.19 : x - Step 2: Convert to fraction form
268,372,753,901.11/402,556,477,992.66 = 122,953,803,422.19/x - Step 3: Cross multiply
268,372,753,901.11x = 402,556,477,992.66 × 122,953,803,422.19 - Step 4: Simplify right side
268,372,753,901.11x = 49,495,850,061,438,667,194,368 - Step 5: Solve for x
x = 49,495,850,061,438,667,194,368/268,372,753,901.11 - Step 6: Final answer
x = 184,429,489,737.54
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1.5x scale
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.