Finding the Fourth Proportional to 97,865,697.08, 135,059,510.17 and 60,707,949.57
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Solution
The fourth proportional to 97,865,697.08, 135,059,510.17 and 60,707,949.57 is: 83,779,977.84
Step by Step Solution
- Step 1: Write the proportion equation
97,865,697.08 : 135,059,510.17 = 60,707,949.57 : x - Step 2: Convert to fraction form
97,865,697.08/135,059,510.17 = 60,707,949.57/x - Step 3: Cross multiply
97,865,697.08x = 135,059,510.17 × 60,707,949.57 - Step 4: Simplify right side
97,865,697.08x = 8,199,185,932,699,898 - Step 5: Solve for x
x = 8,199,185,932,699,898/97,865,697.08 - Step 6: Final answer
x = 83,779,977.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.