Finding the Fourth Proportional to 97,411,825.20, 134,423,541.81 and 53,359,019.49
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Solution
The fourth proportional to 97,411,825.20, 134,423,541.81 and 53,359,019.49 is: 73,632,830.23
Step by Step Solution
- Step 1: Write the proportion equation
97,411,825.20 : 134,423,541.81 = 53,359,019.49 : x - Step 2: Convert to fraction form
97,411,825.20/134,423,541.81 = 53,359,019.49/x - Step 3: Cross multiply
97,411,825.20x = 134,423,541.81 × 53,359,019.49 - Step 4: Simplify right side
97,411,825.20x = 7,172,708,387,354,620 - Step 5: Solve for x
x = 7,172,708,387,354,620/97,411,825.20 - Step 6: Final answer
x = 73,632,830.23
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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.