Finding the Fourth Proportional to 2,346,133,028.96, 3,237,696,739.68 and 1,288,958,703.68
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Solution
The fourth proportional to 2,346,133,028.96, 3,237,696,739.68 and 1,288,958,703.68 is: 1,778,781,228.93
Step by Step Solution
- Step 1: Write the proportion equation
2,346,133,028.96 : 3,237,696,739.68 = 1,288,958,703.68 : x - Step 2: Convert to fraction form
2,346,133,028.96/3,237,696,739.68 = 1,288,958,703.68/x - Step 3: Cross multiply
2,346,133,028.96x = 3,237,696,739.68 × 1,288,958,703.68 - Step 4: Simplify right side
2,346,133,028.96x = 4,173,257,392,486,895,104 - Step 5: Solve for x
x = 4,173,257,392,486,895,104/2,346,133,028.96 - Step 6: Final answer
x = 1,778,781,228.93
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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.