Finding the Fourth Proportional to 2,828,995,322.79, 3,903,837,640.67 and 1,558,765,223.06
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Solution
The fourth proportional to 2,828,995,322.79, 3,903,837,640.67 and 1,558,765,223.06 is: 2,150,999,084.98
Step by Step Solution
- Step 1: Write the proportion equation
2,828,995,322.79 : 3,903,837,640.67 = 1,558,765,223.06 : x - Step 2: Convert to fraction form
2,828,995,322.79/3,903,837,640.67 = 1,558,765,223.06/x - Step 3: Cross multiply
2,828,995,322.79x = 3,903,837,640.67 × 1,558,765,223.06 - Step 4: Simplify right side
2,828,995,322.79x = 6,085,166,350,725,580,800 - Step 5: Solve for x
x = 6,085,166,350,725,580,800/2,828,995,322.79 - Step 6: Final answer
x = 2,150,999,084.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.