Finding the Fourth Proportional to 2,137,830,580.09, 2,949,157,828.20 and 1,855,176,301.90
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Solution
The fourth proportional to 2,137,830,580.09, 2,949,157,828.20 and 1,855,176,301.90 is: 2,559,233,535.34
Step by Step Solution
- Step 1: Write the proportion equation
2,137,830,580.09 : 2,949,157,828.20 = 1,855,176,301.90 : x - Step 2: Convert to fraction form
2,137,830,580.09/2,949,157,828.20 = 1,855,176,301.90/x - Step 3: Cross multiply
2,137,830,580.09x = 2,949,157,828.20 × 1,855,176,301.90 - Step 4: Simplify right side
2,137,830,580.09x = 5,471,207,713,439,511,552 - Step 5: Solve for x
x = 5,471,207,713,439,511,552/2,137,830,580.09 - Step 6: Final answer
x = 2,559,233,535.34
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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.