Finding the Fourth Proportional to 877,434,022.03, 1,316,137,747.14 and 213,454,293.85
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Solution
The fourth proportional to 877,434,022.03, 1,316,137,747.14 and 213,454,293.85 is: 320,178,208.70
Step by Step Solution
- Step 1: Write the proportion equation
877,434,022.03 : 1,316,137,747.14 = 213,454,293.85 : x - Step 2: Convert to fraction form
877,434,022.03/1,316,137,747.14 = 213,454,293.85/x - Step 3: Cross multiply
877,434,022.03x = 1,316,137,747.14 × 213,454,293.85 - Step 4: Simplify right side
877,434,022.03x = 280,935,253,425,098,560 - Step 5: Solve for x
x = 280,935,253,425,098,560/877,434,022.03 - Step 6: Final answer
x = 320,178,208.70
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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.