Finding the Fourth Proportional to 407,739,919,777.98, 611,634,395,409.93 and 124,761,214,737.42
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Solution
The fourth proportional to 407,739,919,777.98, 611,634,395,409.93 and 124,761,214,737.42 is: 187,149,323,490.53
Step by Step Solution
- Step 1: Write the proportion equation
407,739,919,777.98 : 611,634,395,409.93 = 124,761,214,737.42 : x - Step 2: Convert to fraction form
407,739,919,777.98/611,634,395,409.93 = 124,761,214,737.42/x - Step 3: Cross multiply
407,739,919,777.98x = 611,634,395,409.93 × 124,761,214,737.42 - Step 4: Simplify right side
407,739,919,777.98x = 76,308,250,146,530,331,197,440 - Step 5: Solve for x
x = 76,308,250,146,530,331,197,440/407,739,919,777.98 - Step 6: Final answer
x = 187,149,323,490.53
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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.