Finding the Fourth Proportional to 93,697,066.28, 129,283,576.44 and 58,869,577.88
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Solution
The fourth proportional to 93,697,066.28, 129,283,576.44 and 58,869,577.88 is: 81,228,472.50
Step by Step Solution
- Step 1: Write the proportion equation
93,697,066.28 : 129,283,576.44 = 58,869,577.88 : x - Step 2: Convert to fraction form
93,697,066.28/129,283,576.44 = 58,869,577.88/x - Step 3: Cross multiply
93,697,066.28x = 129,283,576.44 × 58,869,577.88 - Step 4: Simplify right side
93,697,066.28x = 7,610,869,571,839,513 - Step 5: Solve for x
x = 7,610,869,571,839,513/93,697,066.28 - Step 6: Final answer
x = 81,228,472.50
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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.