Finding the Fourth Proportional to 1,054,743,454.64, 1,581,961,178.84 and 307,558,444.88
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Solution
The fourth proportional to 1,054,743,454.64, 1,581,961,178.84 and 307,558,444.88 is: 461,292,760.70
Step by Step Solution
- Step 1: Write the proportion equation
1,054,743,454.64 : 1,581,961,178.84 = 307,558,444.88 : x - Step 2: Convert to fraction form
1,054,743,454.64/1,581,961,178.84 = 307,558,444.88/x - Step 3: Cross multiply
1,054,743,454.64x = 1,581,961,178.84 × 307,558,444.88 - Step 4: Simplify right side
1,054,743,454.64x = 486,545,520,024,561,920 - Step 5: Solve for x
x = 486,545,520,024,561,920/1,054,743,454.64 - Step 6: Final answer
x = 461,292,760.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.