Finding the Fourth Proportional to 130,680,265.70, 195,973,159.35 and 65,962,561.70
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Solution
The fourth proportional to 130,680,265.70, 195,973,159.35 and 65,962,561.70 is: 98,919,997.95
Step by Step Solution
- Step 1: Write the proportion equation
130,680,265.70 : 195,973,159.35 = 65,962,561.70 : x - Step 2: Convert to fraction form
130,680,265.70/195,973,159.35 = 65,962,561.70/x - Step 3: Cross multiply
130,680,265.70x = 195,973,159.35 × 65,962,561.70 - Step 4: Simplify right side
130,680,265.70x = 12,926,891,615,168,308 - Step 5: Solve for x
x = 12,926,891,615,168,308/130,680,265.70 - Step 6: Final answer
x = 98,919,997.95
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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.