Finding the Fourth Proportional to 946,386,609.82, 1,418,310,971.22 and 736,550,660
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Solution
The fourth proportional to 946,386,609.82, 1,418,310,971.22 and 736,550,660 is: 1,103,838,400.82
Step by Step Solution
- Step 1: Write the proportion equation
946,386,609.82 : 1,418,310,971.22 = 736,550,660 : x - Step 2: Convert to fraction form
946,386,609.82/1,418,310,971.22 = 736,550,660/x - Step 3: Cross multiply
946,386,609.82x = 1,418,310,971.22 × 736,550,660 - Step 4: Simplify right side
946,386,609.82x = 1,044,657,881,937,331,968 - Step 5: Solve for x
x = 1,044,657,881,937,331,968/946,386,609.82 - Step 6: Final answer
x = 1,103,838,400.82
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1.5x scale
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.