Finding the Fourth Proportional to 65,953,390.68, 98,930,927.40 and 17,430,825.06
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Solution
The fourth proportional to 65,953,390.68, 98,930,927.40 and 17,430,825.06 is: 26,146,459.96
Step by Step Solution
- Step 1: Write the proportion equation
65,953,390.68 : 98,930,927.40 = 17,430,825.06 : x - Step 2: Convert to fraction form
65,953,390.68/98,930,927.40 = 17,430,825.06/x - Step 3: Cross multiply
65,953,390.68x = 98,930,927.40 × 17,430,825.06 - Step 4: Simplify right side
65,953,390.68x = 1,724,447,688,532,960.50 - Step 5: Solve for x
x = 1,724,447,688,532,960.50/65,953,390.68 - Step 6: Final answer
x = 26,146,459.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.