Finding the Fourth Proportional to 331,658,730,251.28, 497,537,838,358.47 and 116,489,347,863.79
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Solution
The fourth proportional to 331,658,730,251.28, 497,537,838,358.47 and 116,489,347,863.79 is: 174,751,493,150.89
Step by Step Solution
- Step 1: Write the proportion equation
331,658,730,251.28 : 497,537,838,358.47 = 116,489,347,863.79 : x - Step 2: Convert to fraction form
331,658,730,251.28/497,537,838,358.47 = 116,489,347,863.79/x - Step 3: Cross multiply
331,658,730,251.28x = 497,537,838,358.47 × 116,489,347,863.79 - Step 4: Simplify right side
331,658,730,251.28x = 57,957,858,327,937,928,921,088 - Step 5: Solve for x
x = 57,957,858,327,937,928,921,088/331,658,730,251.28 - Step 6: Final answer
x = 174,751,493,150.89
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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.