Finding the Fourth Proportional to 102,638,479.68, 153,944,876.16 and 33,545,506.68
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Solution
The fourth proportional to 102,638,479.68, 153,944,876.16 and 33,545,506.68 is: 50,314,062.40
Step by Step Solution
- Step 1: Write the proportion equation
102,638,479.68 : 153,944,876.16 = 33,545,506.68 : x - Step 2: Convert to fraction form
102,638,479.68/153,944,876.16 = 33,545,506.68/x - Step 3: Cross multiply
102,638,479.68x = 153,944,876.16 × 33,545,506.68 - Step 4: Simplify right side
102,638,479.68x = 5,164,158,871,577,053 - Step 5: Solve for x
x = 5,164,158,871,577,053/102,638,479.68 - Step 6: Final answer
x = 50,314,062.40
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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.