Finding the Fourth Proportional to 2,232,865,651.25, 3,081,298,280.63 and 1,229,273,199.38
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Solution
The fourth proportional to 2,232,865,651.25, 3,081,298,280.63 and 1,229,273,199.38 is: 1,696,366,009.99
Step by Step Solution
- Step 1: Write the proportion equation
2,232,865,651.25 : 3,081,298,280.63 = 1,229,273,199.38 : x - Step 2: Convert to fraction form
2,232,865,651.25/3,081,298,280.63 = 1,229,273,199.38/x - Step 3: Cross multiply
2,232,865,651.25x = 3,081,298,280.63 × 1,229,273,199.38 - Step 4: Simplify right side
2,232,865,651.25x = 3,787,757,395,652,580,352 - Step 5: Solve for x
x = 3,787,757,395,652,580,352/2,232,865,651.25 - Step 6: Final answer
x = 1,696,366,009.99
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1.5x scale
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.