Finding the Fourth Proportional to 201,852,357.24, 278,556,364.95 and 109,032,865.59
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Solution
The fourth proportional to 201,852,357.24, 278,556,364.95 and 109,032,865.59 is: 150,465,414.99
Step by Step Solution
- Step 1: Write the proportion equation
201,852,357.24 : 278,556,364.95 = 109,032,865.59 : x - Step 2: Convert to fraction form
201,852,357.24/278,556,364.95 = 109,032,865.59/x - Step 3: Cross multiply
201,852,357.24x = 278,556,364.95 × 109,032,865.59 - Step 4: Simplify right side
201,852,357.24x = 30,371,798,698,832,336 - Step 5: Solve for x
x = 30,371,798,698,832,336/201,852,357.24 - Step 6: Final answer
x = 150,465,414.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.