Finding the Fourth Proportional to 292,208,219.34, 439,011,578.97 and 187,368,966.02
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Solution
The fourth proportional to 292,208,219.34, 439,011,578.97 and 187,368,966.02 is: 281,501,820.20
Step by Step Solution
- Step 1: Write the proportion equation
292,208,219.34 : 439,011,578.97 = 187,368,966.02 : x - Step 2: Convert to fraction form
292,208,219.34/439,011,578.97 = 187,368,966.02/x - Step 3: Cross multiply
292,208,219.34x = 439,011,578.97 × 187,368,966.02 - Step 4: Simplify right side
292,208,219.34x = 82,257,145,620,221,424 - Step 5: Solve for x
x = 82,257,145,620,221,424/292,208,219.34 - Step 6: Final answer
x = 281,501,820.20
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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.