Finding the Fourth Proportional to 63,208,711.80, 87,235,101.36 and 35,708,411.52
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Solution
The fourth proportional to 63,208,711.80, 87,235,101.36 and 35,708,411.52 is: 49,281,607.07
Step by Step Solution
- Step 1: Write the proportion equation
63,208,711.80 : 87,235,101.36 = 35,708,411.52 : x - Step 2: Convert to fraction form
63,208,711.80/87,235,101.36 = 35,708,411.52/x - Step 3: Cross multiply
63,208,711.80x = 87,235,101.36 × 35,708,411.52 - Step 4: Simplify right side
63,208,711.80x = 3,115,026,898,351,792 - Step 5: Solve for x
x = 3,115,026,898,351,792/63,208,711.80 - Step 6: Final answer
x = 49,281,607.07
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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.