Finding the Fourth Proportional to 97,380,724,668.72, 145,969,137,797.48 and 40,753,032,235.28
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Solution
The fourth proportional to 97,380,724,668.72, 145,969,137,797.48 and 40,753,032,235.28 is: 61,086,883,448.99
Step by Step Solution
- Step 1: Write the proportion equation
97,380,724,668.72 : 145,969,137,797.48 = 40,753,032,235.28 : x - Step 2: Convert to fraction form
97,380,724,668.72/145,969,137,797.48 = 40,753,032,235.28/x - Step 3: Cross multiply
97,380,724,668.72x = 145,969,137,797.48 × 40,753,032,235.28 - Step 4: Simplify right side
97,380,724,668.72x = 5,948,684,978,016,730,742,784 - Step 5: Solve for x
x = 5,948,684,978,016,730,742,784/97,380,724,668.72 - Step 6: Final answer
x = 61,086,883,448.99
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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.