Finding the Fourth Proportional to 2,488,163,744.49, 3,433,665,835.36 and 1,343,729,752.99
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Solution
The fourth proportional to 2,488,163,744.49, 3,433,665,835.36 and 1,343,729,752.99 is: 1,854,346,987.83
Step by Step Solution
- Step 1: Write the proportion equation
2,488,163,744.49 : 3,433,665,835.36 = 1,343,729,752.99 : x - Step 2: Convert to fraction form
2,488,163,744.49/3,433,665,835.36 = 1,343,729,752.99/x - Step 3: Cross multiply
2,488,163,744.49x = 3,433,665,835.36 × 1,343,729,752.99 - Step 4: Simplify right side
2,488,163,744.49x = 4,613,918,944,807,781,376 - Step 5: Solve for x
x = 4,613,918,944,807,781,376/2,488,163,744.49 - Step 6: Final answer
x = 1,854,346,987.83
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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.