Finding the Fourth Proportional to 234,654,341.74, 323,807,906.55 and 130,232,483.80
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Solution
The fourth proportional to 234,654,341.74, 323,807,906.55 and 130,232,483.80 is: 179,712,455.48
Step by Step Solution
- Step 1: Write the proportion equation
234,654,341.74 : 323,807,906.55 = 130,232,483.80 : x - Step 2: Convert to fraction form
234,654,341.74/323,807,906.55 = 130,232,483.80/x - Step 3: Cross multiply
234,654,341.74x = 323,807,906.55 × 130,232,483.80 - Step 4: Simplify right side
234,654,341.74x = 42,170,307,944,084,792 - Step 5: Solve for x
x = 42,170,307,944,084,792/234,654,341.74 - Step 6: Final answer
x = 179,712,455.48
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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.