Finding the Fourth Proportional to 4,301,726,862.40, 6,452,590,293.60 and 2,121,737,358.40
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Solution
The fourth proportional to 4,301,726,862.40, 6,452,590,293.60 and 2,121,737,358.40 is: 3,182,606,037.60
Step by Step Solution
- Step 1: Write the proportion equation
4,301,726,862.40 : 6,452,590,293.60 = 2,121,737,358.40 : x - Step 2: Convert to fraction form
4,301,726,862.40/6,452,590,293.60 = 2,121,737,358.40/x - Step 3: Cross multiply
4,301,726,862.40x = 6,452,590,293.60 × 2,121,737,358.40 - Step 4: Simplify right side
4,301,726,862.40x = 13,690,701,884,380,346,368 - Step 5: Solve for x
x = 13,690,701,884,380,346,368/4,301,726,862.40 - Step 6: Final answer
x = 3,182,606,037.60
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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.