Finding the Fourth Proportional to 11,671,866,467.04, 16,107,154,431.30 and 6,319,426,170
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Solution
The fourth proportional to 11,671,866,467.04, 16,107,154,431.30 and 6,319,426,170 is: 8,720,796,585.95
Step by Step Solution
- Step 1: Write the proportion equation
11,671,866,467.04 : 16,107,154,431.30 = 6,319,426,170 : x - Step 2: Convert to fraction form
11,671,866,467.04/16,107,154,431.30 = 6,319,426,170/x - Step 3: Cross multiply
11,671,866,467.04x = 16,107,154,431.30 × 6,319,426,170 - Step 4: Simplify right side
11,671,866,467.04x = 101,787,973,237,388,689,408 - Step 5: Solve for x
x = 101,787,973,237,388,689,408/11,671,866,467.04 - Step 6: Final answer
x = 8,720,796,585.95
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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.