Finding the Fourth Proportional to 11,687,750,248.08, 16,128,663,075.36 and 6,335,195,684.88
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Solution
The fourth proportional to 11,687,750,248.08, 16,128,663,075.36 and 6,335,195,684.88 is: 8,742,335,740.34
Step by Step Solution
- Step 1: Write the proportion equation
11,687,750,248.08 : 16,128,663,075.36 = 6,335,195,684.88 : x - Step 2: Convert to fraction form
11,687,750,248.08/16,128,663,075.36 = 6,335,195,684.88/x - Step 3: Cross multiply
11,687,750,248.08x = 16,128,663,075.36 × 6,335,195,684.88 - Step 4: Simplify right side
11,687,750,248.08x = 102,178,236,717,904,068,608 - Step 5: Solve for x
x = 102,178,236,717,904,068,608/11,687,750,248.08 - Step 6: Final answer
x = 8,742,335,740.34
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1.5x scale
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.