Finding the Fourth Proportional to 228,125,982.80, 341,937,031.80 and 125,963,339.60
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Solution
The fourth proportional to 228,125,982.80, 341,937,031.80 and 125,963,339.60 is: 188,805,895.45
Step by Step Solution
- Step 1: Write the proportion equation
228,125,982.80 : 341,937,031.80 = 125,963,339.60 : x - Step 2: Convert to fraction form
228,125,982.80/341,937,031.80 = 125,963,339.60/x - Step 3: Cross multiply
228,125,982.80x = 341,937,031.80 × 125,963,339.60 - Step 4: Simplify right side
228,125,982.80x = 43,071,530,458,439,400 - Step 5: Solve for x
x = 43,071,530,458,439,400/228,125,982.80 - Step 6: Final answer
x = 188,805,895.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.