Finding the Fourth Proportional to 1,585,301,483,197.40, 2,376,979,040,155.30 and 616,078,234,961.70
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Solution
The fourth proportional to 1,585,301,483,197.40, 2,376,979,040,155.30 and 616,078,234,961.70 is: 923,739,154,426.49
Step by Step Solution
- Step 1: Write the proportion equation
1,585,301,483,197.40 : 2,376,979,040,155.30 = 616,078,234,961.70 : x - Step 2: Convert to fraction form
1,585,301,483,197.40/2,376,979,040,155.30 = 616,078,234,961.70/x - Step 3: Cross multiply
1,585,301,483,197.40x = 2,376,979,040,155.30 × 616,078,234,961.70 - Step 4: Simplify right side
1,585,301,483,197.40x = 1,464,405,051,599,832,855,085,056 - Step 5: Solve for x
x = 1,464,405,051,599,832,855,085,056/1,585,301,483,197.40 - Step 6: Final answer
x = 923,739,154,426.49
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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.