Finding the Fourth Proportional to 98,855,271.12, 136,484,306.52 and 63,588,846
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Solution
The fourth proportional to 98,855,271.12, 136,484,306.52 and 63,588,846 is: 87,793,796.43
Step by Step Solution
- Step 1: Write the proportion equation
98,855,271.12 : 136,484,306.52 = 63,588,846 : x - Step 2: Convert to fraction form
98,855,271.12/136,484,306.52 = 63,588,846/x - Step 3: Cross multiply
98,855,271.12x = 136,484,306.52 × 63,588,846 - Step 4: Simplify right side
98,855,271.12x = 8,678,879,548,717,077 - Step 5: Solve for x
x = 8,678,879,548,717,077/98,855,271.12 - Step 6: Final answer
x = 87,793,796.43
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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.