Finding the Fourth Proportional to 287,182,556,011.44, 430,782,609,879.54 and 98,525,805,238.08
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Solution
The fourth proportional to 287,182,556,011.44, 430,782,609,879.54 and 98,525,805,238.08 is: 147,791,718,655.96
Step by Step Solution
- Step 1: Write the proportion equation
287,182,556,011.44 : 430,782,609,879.54 = 98,525,805,238.08 : x - Step 2: Convert to fraction form
287,182,556,011.44/430,782,609,879.54 = 98,525,805,238.08/x - Step 3: Cross multiply
287,182,556,011.44x = 430,782,609,879.54 × 98,525,805,238.08 - Step 4: Simplify right side
287,182,556,011.44x = 42,443,203,520,943,357,952,000 - Step 5: Solve for x
x = 42,443,203,520,943,357,952,000/287,182,556,011.44 - Step 6: Final answer
x = 147,791,718,655.96
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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.