Finding the Fourth Proportional to 1,795,933,485.84, 2,460,387,774.74 and 1,728,787,465.50
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Solution
The fourth proportional to 1,795,933,485.84, 2,460,387,774.74 and 1,728,787,465.50 is: 2,368,399,263.55
Step by Step Solution
- Step 1: Write the proportion equation
1,795,933,485.84 : 2,460,387,774.74 = 1,728,787,465.50 : x - Step 2: Convert to fraction form
1,795,933,485.84/2,460,387,774.74 = 1,728,787,465.50/x - Step 3: Cross multiply
1,795,933,485.84x = 2,460,387,774.74 × 1,728,787,465.50 - Step 4: Simplify right side
1,795,933,485.84x = 4,253,487,545,239,949,312 - Step 5: Solve for x
x = 4,253,487,545,239,949,312/1,795,933,485.84 - Step 6: Final answer
x = 2,368,399,263.55
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.