Finding the Fourth Proportional to 1,901,530,788.08, 2,623,485,220.44 and 1,148,562,615.92
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Solution
The fourth proportional to 1,901,530,788.08, 2,623,485,220.44 and 1,148,562,615.92 is: 1,584,637,528.09
Step by Step Solution
- Step 1: Write the proportion equation
1,901,530,788.08 : 2,623,485,220.44 = 1,148,562,615.92 : x - Step 2: Convert to fraction form
1,901,530,788.08/2,623,485,220.44 = 1,148,562,615.92/x - Step 3: Cross multiply
1,901,530,788.08x = 2,623,485,220.44 × 1,148,562,615.92 - Step 4: Simplify right side
1,901,530,788.08x = 3,013,237,047,616,024,576 - Step 5: Solve for x
x = 3,013,237,047,616,024,576/1,901,530,788.08 - Step 6: Final answer
x = 1,584,637,528.09
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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.