Finding the Fourth Proportional to 1,602,435,278.55, 2,211,373,668.41 and 887,982,765.92
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Solution
The fourth proportional to 1,602,435,278.55, 2,211,373,668.41 and 887,982,765.92 is: 1,225,423,412.01
Step by Step Solution
- Step 1: Write the proportion equation
1,602,435,278.55 : 2,211,373,668.41 = 887,982,765.92 : x - Step 2: Convert to fraction form
1,602,435,278.55/2,211,373,668.41 = 887,982,765.92/x - Step 3: Cross multiply
1,602,435,278.55x = 2,211,373,668.41 × 887,982,765.92 - Step 4: Simplify right side
1,602,435,278.55x = 1,963,661,706,562,352,896 - Step 5: Solve for x
x = 1,963,661,706,562,352,896/1,602,435,278.55 - Step 6: Final answer
x = 1,225,423,412.01
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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.