Finding the Fourth Proportional to 189,163,881.36, 283,754,278.44 and 57,996,719.28
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Solution
The fourth proportional to 189,163,881.36, 283,754,278.44 and 57,996,719.28 is: 86,997,671.61
Step by Step Solution
- Step 1: Write the proportion equation
189,163,881.36 : 283,754,278.44 = 57,996,719.28 : x - Step 2: Convert to fraction form
189,163,881.36/283,754,278.44 = 57,996,719.28/x - Step 3: Cross multiply
189,163,881.36x = 283,754,278.44 × 57,996,719.28 - Step 4: Simplify right side
189,163,881.36x = 16,456,817,231,183,636 - Step 5: Solve for x
x = 16,456,817,231,183,636/189,163,881.36 - Step 6: Final answer
x = 86,997,671.61
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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.