Finding the Fourth Proportional to 369,989,819.34, 555,018,844.16 and 120,996,368.26
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Solution
The fourth proportional to 369,989,819.34, 555,018,844.16 and 120,996,368.26 is: 181,505,708.94
Step by Step Solution
- Step 1: Write the proportion equation
369,989,819.34 : 555,018,844.16 = 120,996,368.26 : x - Step 2: Convert to fraction form
369,989,819.34/555,018,844.16 = 120,996,368.26/x - Step 3: Cross multiply
369,989,819.34x = 555,018,844.16 × 120,996,368.26 - Step 4: Simplify right side
369,989,819.34x = 67,155,264,459,222,912 - Step 5: Solve for x
x = 67,155,264,459,222,912/369,989,819.34 - Step 6: Final answer
x = 181,505,708.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.