Finding the Fourth Proportional to 181,746,313.64, 272,523,811.08 and 124,255,026.28
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Solution
The fourth proportional to 181,746,313.64, 272,523,811.08 and 124,255,026.28 is: 186,317,139.70
Step by Step Solution
- Step 1: Write the proportion equation
181,746,313.64 : 272,523,811.08 = 124,255,026.28 : x - Step 2: Convert to fraction form
181,746,313.64/272,523,811.08 = 124,255,026.28/x - Step 3: Cross multiply
181,746,313.64x = 272,523,811.08 × 124,255,026.28 - Step 4: Simplify right side
181,746,313.64x = 33,862,453,307,671,152 - Step 5: Solve for x
x = 33,862,453,307,671,152/181,746,313.64 - Step 6: Final answer
x = 186,317,139.70
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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.