Finding the Fourth Proportional to 4,654,364,707.68, 6,423,159,566.92 and 2,539,956,937.54
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Solution
The fourth proportional to 4,654,364,707.68, 6,423,159,566.92 and 2,539,956,937.54 is: 3,505,214,938.57
Step by Step Solution
- Step 1: Write the proportion equation
4,654,364,707.68 : 6,423,159,566.92 = 2,539,956,937.54 : x - Step 2: Convert to fraction form
4,654,364,707.68/6,423,159,566.92 = 2,539,956,937.54/x - Step 3: Cross multiply
4,654,364,707.68x = 6,423,159,566.92 × 2,539,956,937.54 - Step 4: Simplify right side
4,654,364,707.68x = 16,314,548,702,924,875,776 - Step 5: Solve for x
x = 16,314,548,702,924,875,776/4,654,364,707.68 - Step 6: Final answer
x = 3,505,214,938.57
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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.