Finding the Fourth Proportional to 1,901,530,790.08, 2,623,485,223.20 and 1,148,562,617.92
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Solution
The fourth proportional to 1,901,530,790.08, 2,623,485,223.20 and 1,148,562,617.92 is: 1,584,637,530.85
Step by Step Solution
- Step 1: Write the proportion equation
1,901,530,790.08 : 2,623,485,223.20 = 1,148,562,617.92 : x - Step 2: Convert to fraction form
1,901,530,790.08/2,623,485,223.20 = 1,148,562,617.92/x - Step 3: Cross multiply
1,901,530,790.08x = 2,623,485,223.20 × 1,148,562,617.92 - Step 4: Simplify right side
1,901,530,790.08x = 3,013,237,056,033,027,584 - Step 5: Solve for x
x = 3,013,237,056,033,027,584/1,901,530,790.08 - Step 6: Final answer
x = 1,584,637,530.85
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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.