Finding the Fourth Proportional to 538,273,257.68, 742,817,394.60 and 290,754,614
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Solution
The fourth proportional to 538,273,257.68, 742,817,394.60 and 290,754,614 is: 401,241,528.83
Step by Step Solution
- Step 1: Write the proportion equation
538,273,257.68 : 742,817,394.60 = 290,754,614 : x - Step 2: Convert to fraction form
538,273,257.68/742,817,394.60 = 290,754,614/x - Step 3: Cross multiply
538,273,257.68x = 742,817,394.60 × 290,754,614 - Step 4: Simplify right side
538,273,257.68x = 215,977,584,839,408,704 - Step 5: Solve for x
x = 215,977,584,839,408,704/538,273,257.68 - Step 6: Final answer
x = 401,241,528.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.