Finding the Fourth Proportional to 3,532,605,165.09, 4,875,027,368.76 and 1,946,754,023.52
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Solution
The fourth proportional to 3,532,605,165.09, 4,875,027,368.76 and 1,946,754,023.52 is: 2,686,538,319.85
Step by Step Solution
- Step 1: Write the proportion equation
3,532,605,165.09 : 4,875,027,368.76 = 1,946,754,023.52 : x - Step 2: Convert to fraction form
3,532,605,165.09/4,875,027,368.76 = 1,946,754,023.52/x - Step 3: Cross multiply
3,532,605,165.09x = 4,875,027,368.76 × 1,946,754,023.52 - Step 4: Simplify right side
3,532,605,165.09x = 9,490,479,144,903,649,280 - Step 5: Solve for x
x = 9,490,479,144,903,649,280/3,532,605,165.09 - Step 6: Final answer
x = 2,686,538,319.85
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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.