Finding the Fourth Proportional to 2,495,011,624.41, 3,443,143,251.47 and 1,381,196,318.97
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Solution
The fourth proportional to 2,495,011,624.41, 3,443,143,251.47 and 1,381,196,318.97 is: 1,906,065,983.05
Step by Step Solution
- Step 1: Write the proportion equation
2,495,011,624.41 : 3,443,143,251.47 = 1,381,196,318.97 : x - Step 2: Convert to fraction form
2,495,011,624.41/3,443,143,251.47 = 1,381,196,318.97/x - Step 3: Cross multiply
2,495,011,624.41x = 3,443,143,251.47 × 1,381,196,318.97 - Step 4: Simplify right side
2,495,011,624.41x = 4,755,656,784,609,855,488 - Step 5: Solve for x
x = 4,755,656,784,609,855,488/2,495,011,624.41 - Step 6: Final answer
x = 1,906,065,983.05
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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.