Finding the Fourth Proportional to 2,348,789,993.64, 3,241,423,582.02 and 1,291,604,639.40
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Solution
The fourth proportional to 2,348,789,993.64, 3,241,423,582.02 and 1,291,604,639.40 is: 1,782,465,758.17
Step by Step Solution
- Step 1: Write the proportion equation
2,348,789,993.64 : 3,241,423,582.02 = 1,291,604,639.40 : x - Step 2: Convert to fraction form
2,348,789,993.64/3,241,423,582.02 = 1,291,604,639.40/x - Step 3: Cross multiply
2,348,789,993.64x = 3,241,423,582.02 × 1,291,604,639.40 - Step 4: Simplify right side
2,348,789,993.64x = 4,186,637,736,797,598,720 - Step 5: Solve for x
x = 4,186,637,736,797,598,720/2,348,789,993.64 - Step 6: Final answer
x = 1,782,465,758.17
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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.