Finding the Fourth Proportional to 1,031,918,456.58, 1,548,543,611.80 and 376,814,633.46
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Solution
The fourth proportional to 1,031,918,456.58, 1,548,543,611.80 and 376,814,633.46 is: 565,465,119.61
Step by Step Solution
- Step 1: Write the proportion equation
1,031,918,456.58 : 1,548,543,611.80 = 376,814,633.46 : x - Step 2: Convert to fraction form
1,031,918,456.58/1,548,543,611.80 = 376,814,633.46/x - Step 3: Cross multiply
1,031,918,456.58x = 1,548,543,611.80 × 376,814,633.46 - Step 4: Simplify right side
1,031,918,456.58x = 583,513,893,477,241,472 - Step 5: Solve for x
x = 583,513,893,477,241,472/1,031,918,456.58 - Step 6: Final answer
x = 565,465,119.61
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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.