Finding the Fourth Proportional to 1,873,777,261.96, 2,585,840,900.70 and 1,026,997,809.40
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Solution
The fourth proportional to 1,873,777,261.96, 2,585,840,900.70 and 1,026,997,809.40 is: 1,417,272,476.50
Step by Step Solution
- Step 1: Write the proportion equation
1,873,777,261.96 : 2,585,840,900.70 = 1,026,997,809.40 : x - Step 2: Convert to fraction form
1,873,777,261.96/2,585,840,900.70 = 1,026,997,809.40/x - Step 3: Cross multiply
1,873,777,261.96x = 2,585,840,900.70 × 1,026,997,809.40 - Step 4: Simplify right side
1,873,777,261.96x = 2,655,652,940,475,822,592 - Step 5: Solve for x
x = 2,655,652,940,475,822,592/1,873,777,261.96 - Step 6: Final answer
x = 1,417,272,476.50
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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.