Finding the Fourth Proportional to 124,863,928,371.24, 172,312,348,678.65 and 67,771,250,638.14
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Solution
The fourth proportional to 124,863,928,371.24, 172,312,348,678.65 and 67,771,250,638.14 is: 93,524,395,096.94
Step by Step Solution
- Step 1: Write the proportion equation
124,863,928,371.24 : 172,312,348,678.65 = 67,771,250,638.14 : x - Step 2: Convert to fraction form
124,863,928,371.24/172,312,348,678.65 = 67,771,250,638.14/x - Step 3: Cross multiply
124,863,928,371.24x = 172,312,348,678.65 × 67,771,250,638.14 - Step 4: Simplify right side
124,863,928,371.24x = 11,677,823,370,347,361,075,200 - Step 5: Solve for x
x = 11,677,823,370,347,361,075,200/124,863,928,371.24 - Step 6: Final answer
x = 93,524,395,096.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.