Finding the Fourth Proportional to 98,435,204.20, 147,652,806.30 and 52,518,701.80
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Solution
The fourth proportional to 98,435,204.20, 147,652,806.30 and 52,518,701.80 is: 78,778,052.70
Step by Step Solution
- Step 1: Write the proportion equation
98,435,204.20 : 147,652,806.30 = 52,518,701.80 : x - Step 2: Convert to fraction form
98,435,204.20/147,652,806.30 = 52,518,701.80/x - Step 3: Cross multiply
98,435,204.20x = 147,652,806.30 × 52,518,701.80 - Step 4: Simplify right side
98,435,204.20x = 7,754,533,704,002,862 - Step 5: Solve for x
x = 7,754,533,704,002,862/98,435,204.20 - Step 6: Final answer
x = 78,778,052.70
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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.