Finding the Fourth Proportional to 125,655,385.05, 188,483,077.58 and 34,778,974.05
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Solution
The fourth proportional to 125,655,385.05, 188,483,077.58 and 34,778,974.05 is: 52,168,461.08
Step by Step Solution
- Step 1: Write the proportion equation
125,655,385.05 : 188,483,077.58 = 34,778,974.05 : x - Step 2: Convert to fraction form
125,655,385.05/188,483,077.58 = 34,778,974.05/x - Step 3: Cross multiply
125,655,385.05x = 188,483,077.58 × 34,778,974.05 - Step 4: Simplify right side
125,655,385.05x = 6,555,248,063,845,061 - Step 5: Solve for x
x = 6,555,248,063,845,061/125,655,385.05 - Step 6: Final answer
x = 52,168,461.08
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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.