Finding the Fourth Proportional to 98,230,239.84, 147,447,558.73 and 72,351,762.27
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Solution
The fourth proportional to 98,230,239.84, 147,447,558.73 and 72,351,762.27 is: 108,602,918.34
Step by Step Solution
- Step 1: Write the proportion equation
98,230,239.84 : 147,447,558.73 = 72,351,762.27 : x - Step 2: Convert to fraction form
98,230,239.84/147,447,558.73 = 72,351,762.27/x - Step 3: Cross multiply
98,230,239.84x = 147,447,558.73 × 72,351,762.27 - Step 4: Simplify right side
98,230,239.84x = 10,668,090,716,062,334 - Step 5: Solve for x
x = 10,668,090,716,062,334/98,230,239.84 - Step 6: Final answer
x = 108,602,918.34
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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.