Finding the Fourth Proportional to 439,991,868.42, 659,577,506.63 and 148,655,247.93
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Solution
The fourth proportional to 439,991,868.42, 659,577,506.63 and 148,655,247.93 is: 222,844,249.66
Step by Step Solution
- Step 1: Write the proportion equation
439,991,868.42 : 659,577,506.63 = 148,655,247.93 : x - Step 2: Convert to fraction form
439,991,868.42/659,577,506.63 = 148,655,247.93/x - Step 3: Cross multiply
439,991,868.42x = 659,577,506.63 × 148,655,247.93 - Step 4: Simplify right side
439,991,868.42x = 98,049,657,776,390,592 - Step 5: Solve for x
x = 98,049,657,776,390,592/439,991,868.42 - Step 6: Final answer
x = 222,844,249.66
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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.