Finding the Fourth Proportional to 5,743,460,507.79, 7,926,584,855.67 and 3,366,595,451.55
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Solution
The fourth proportional to 5,743,460,507.79, 7,926,584,855.67 and 3,366,595,451.55 is: 4,646,258,903.54
Step by Step Solution
- Step 1: Write the proportion equation
5,743,460,507.79 : 7,926,584,855.67 = 3,366,595,451.55 : x - Step 2: Convert to fraction form
5,743,460,507.79/7,926,584,855.67 = 3,366,595,451.55/x - Step 3: Cross multiply
5,743,460,507.79x = 7,926,584,855.67 × 3,366,595,451.55 - Step 4: Simplify right side
5,743,460,507.79x = 26,685,604,521,423,736,832 - Step 5: Solve for x
x = 26,685,604,521,423,736,832/5,743,460,507.79 - Step 6: Final answer
x = 4,646,258,903.54
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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.